diff --git a/README.rst b/README.rst
index f8b22889d386..6d39140b046e 100644
--- a/README.rst
+++ b/README.rst
@@ -81,6 +81,7 @@ Start at the `contributing guide <https://matplotlib.org/devdocs/devel/contribut
 
 Contact
 =======
+
 `Discourse <https://discourse.matplotlib.org/>`_ is the discussion forum for general questions and discussions and our recommended starting point.
 
 Our active mailing lists (which are mirrored on Discourse) are:
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 20185399b2fb..bb78be7532ce 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -56,6 +56,7 @@ steps:
   condition: and(succeeded(), eq(variables['python.version'], 'Pre'))
 
 - bash: |
+    set -e
     case "$(python -c 'import sys; print(sys.platform)')" in
     linux)
       sudo apt-get update
diff --git a/doc/api/matplotlib_configuration_api.rst b/doc/api/matplotlib_configuration_api.rst
index a09ef171c9a0..5fa27bbc6723 100644
--- a/doc/api/matplotlib_configuration_api.rst
+++ b/doc/api/matplotlib_configuration_api.rst
@@ -45,6 +45,8 @@ Default values and styling
 
 .. autofunction:: matplotlib_fname
 
+.. autofunction:: get_data_path
+
 Logging
 =======
 
diff --git a/doc/api/prev_api_changes/api_changes_3.2.0/behavior.rst b/doc/api/prev_api_changes/api_changes_3.2.0/behavior.rst
index 0d8933fb363b..52103b625a09 100644
--- a/doc/api/prev_api_changes/api_changes_3.2.0/behavior.rst
+++ b/doc/api/prev_api_changes/api_changes_3.2.0/behavior.rst
@@ -218,11 +218,11 @@ resampling the data in A for display (or saving to file) *if* the upsample
 rate is less than a factor of three, and not an integer; downsampled data is
 always smoothed at resampling.
 
-To get the old behavior, set :rc:`interpolation` to the old default "nearest"
+To get the old behavior, set :rc:`image.interpolation` to the old default "nearest"
 (or specify the ``interpolation`` kwarg of `.Axes.imshow`)
 
 To always get the anti-aliasing behavior, no matter what the up/down sample
-rate, set :rc:`interpolation` to "hanning" (or one of the other filters
+rate, set :rc:`image.interpolation` to "hanning" (or one of the other filters
 available).
 
 Note that the "hanning" filter was chosen because it has only a modest
@@ -307,3 +307,14 @@ mplot3d auto-registration
 longer necessary to import mplot3d to create 3d axes with ::
 
   ax = fig.add_subplot(111, projection="3d")
+
+`.SymLogNorm` now has a *base* parameter
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Previously, `.SymLogNorm` had no *base* keyword argument and the base was
+hard-coded to ``base=np.e``. This was inconsistent with the default behavior of
+`.SymmetricalLogScale` (which defaults to ``base=10``) and the use of the word
+"decade" in the documentation.
+
+In preparation for changing the default base to 10, calling `.SymLogNorm`
+without the new *base* keyword argument emits a deprecation warning.
diff --git a/doc/api/prev_api_changes/api_changes_3.2.0/deprecations.rst b/doc/api/prev_api_changes/api_changes_3.2.0/deprecations.rst
index 25faefc2aab3..1c0ae8afafe0 100644
--- a/doc/api/prev_api_changes/api_changes_3.2.0/deprecations.rst
+++ b/doc/api/prev_api_changes/api_changes_3.2.0/deprecations.rst
@@ -231,10 +231,11 @@ deprecated. Use an explicit list instead.
 
 Scales
 ~~~~~~
-Passing unsupported keyword arguments to `.ScaleBase` and its subclasses
-`.LinearScale`, and `.SymmetricalLogScale` is deprecated and will raise a `TypeError` in 3.3.
+Passing unsupported keyword arguments to `.ScaleBase`, and its subclasses
+`.LinearScale` and `.SymmetricalLogScale`, is deprecated and will raise a
+`TypeError` in 3.3.
 
-If extra kwargs are passed to `.LogScale`, `TypeError` will now be
+If extra keyword arguments are passed to `.LogScale`, `TypeError` will now be
 raised instead of `ValueError`.
 
 Testing
@@ -289,3 +290,10 @@ from the public API in future versions.
 
 ``style.core.is_style_file`` and ``style.core.iter_style_files``
 are deprecated.
+
+The ``datapath`` rcParam
+~~~~~~~~~~~~~~~~~~~~~~~~
+Use `.get_data_path` instead.  (The rcParam is deprecated because it cannot be
+meaningfully set by an end user.)  The rcParam had no effect from 3.2.0, but
+was deprecated only in 3.2.1.  In 3.2.1+ if ``'datapath'`` is set in a
+``matplotlibrc`` file it will be respected, but this behavior will be removed in 3.3.
diff --git a/doc/citing.rst b/doc/citing.rst
index 1c198bf73e96..b267bf845197 100644
--- a/doc/citing.rst
+++ b/doc/citing.rst
@@ -27,6 +27,15 @@ pp. 90-95, 2007 <https://doi.org/10.1109/MCSE.2007.55>`_.
 
 DOIs
 ----
+v3.2.1
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.3714460.svg
+      :target: https://doi.org/10.5281/zenodo.3714460
+v3.2.0
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.3695547.svg
+      :target: https://doi.org/10.5281/zenodo.3695547
+v3.1.3
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.3633844.svg
+      :target: https://doi.org/10.5281/zenodo.3633844
 v3.1.2
    .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.3563226.svg
       :target: https://doi.org/10.5281/zenodo.3563226
@@ -45,6 +54,9 @@ v3.0.2
 v3.0.1
    .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.1482098.svg
       :target: https://doi.org/10.5281/zenodo.1482098
+v2.2.5
+   .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.3633833.svg
+      :target: https://doi.org/10.5281/zenodo.3633833
 v3.0.0
    .. image:: https://zenodo.org/badge/DOI/10.5281/zenodo.1420605.svg
       :target: https://doi.org/10.5281/zenodo.1420605
diff --git a/doc/devel/documenting_mpl.rst b/doc/devel/documenting_mpl.rst
index 9de294517ca2..36e618b78507 100644
--- a/doc/devel/documenting_mpl.rst
+++ b/doc/devel/documenting_mpl.rst
@@ -19,8 +19,9 @@ General file structure
 ----------------------
 
 All documentation is built from the :file:`doc/`, :file:`tutorials/`, and
-:file:`examples/` directories.  The :file:`doc/` directory contains configuration files for Sphinx
-and  reStructuredText (ReST_; ``.rst``) files that are rendered to documentation pages. 
+:file:`examples/` directories.  The :file:`doc/` directory contains
+configuration files for Sphinx and  reStructuredText (ReST_; ``.rst``) files
+that are rendered to documentation pages.
 
 
 The main entry point is :file:`doc/index.rst`, which pulls in the
@@ -41,7 +42,7 @@ documentation built into their comments.
 
 .. note::
 
-  Don't directly edit the ``.rst`` files in :file:`doc/gallery`, 
+  Don't directly edit the ``.rst`` files in :file:`doc/gallery`,
   :file:`doc/tutorials`, and :file:`doc/api` (excepting
   :file:`doc/api/api_changes/`).  Sphinx_ regenerates files in these
   directories when building documentation.
diff --git a/doc/index.rst b/doc/index.rst
index e3c4dca7d7be..6bab51eae18d 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -197,7 +197,7 @@ Open source
 Matplotlib is a Sponsored Project of NumFOCUS, a 501(c)(3) nonprofit
 charity in the United States. NumFOCUS provides Matplotlib with
 fiscal, legal, and administrative support to help ensure the health
-and sustainability of the project. Visit `numfocus.org <nf>`_ for more
+and sustainability of the project. Visit `numfocus.org <nf_>`_ for more
 information.
 
 Donations to Matplotlib are managed by NumFOCUS. For donors in the
diff --git a/doc/users/github_stats.rst b/doc/users/github_stats.rst
index ea590c697027..5f127bc364bd 100644
--- a/doc/users/github_stats.rst
+++ b/doc/users/github_stats.rst
@@ -3,858 +3,99 @@
 GitHub Stats
 ============
 
-GitHub stats for 2019/07/01 - 2019/10/15 (tag: v3.1.1)
+GitHub stats for 2020/03/03 - 2020/03/17 (tag: v3.2.0)
 
 These lists are automatically generated, and may be incomplete or contain duplicates.
 
-We closed 97 issues and merged 598 pull requests.
-The full list can be seen `on GitHub <https://github.com/matplotlib/matplotlib/milestone/43?closed=1>`__
+We closed 11 issues and merged 52 pull requests.
+The full list can be seen `on GitHub <https://github.com/matplotlib/matplotlib/milestone/49?closed=1>`__
+and `on GitHub <https://github.com/matplotlib/matplotlib/milestone/51?closed=1>`__
 
-The following 140 authors contributed 2611 commits.
+The following 12 authors contributed 154 commits.
 
-* Abhinav Sagar
-* Abhinuv Nitin Pitale
-* Adam Gomaa
-* Akshay Nair
-* Alex Rudy
-* Alexander Rudy
+* Amy Roberts
 * Antony Lee
-* Ao Liu (frankliuao)
-* Ashley Whetter
-* Ben Root
-* Benjamin Bengfort
-* Benjamin Congdon
-* Bharat123rox
-* Bingyao Liu
-* Brigitta Sipocz
-* brut
-* Carsten
-* Carsten Schelp
-* Cho Yin Yong
-* Chris Barnes
-* Christian Brodbeck
-* Christoph Pohl
-* chuanzhu xu
-* Colin
-* Cong Ma
-* dabana
-* DanielMatu
-* David Stansby
-* Deng Tian
-* depano.carlos@gmail.com
-* djdt
-* Elan Ernest
 * Elliott Sales de Andrade
-* Emlyn Price
-* Eric Firing
-* Eric Wieser
-* Federico Ariza
-* Filipe Fernandes
-* fourpoints
-* fredrik-1
-* Gazing
-* Greg Lucas
 * hannah
-* Harshal Prakash Patankar
-* Ian Thomas
-* ilopata1
-* ImportanceOfBeingErnest
-* Jacobson Okoro
-* James A. Bednar
-* Jarrod Millman
-* Javad
-* jb-leger
-* Jean-Benoist Leger
-* joaonsg
+* Hugo van Kemenade
 * Jody Klymak
-* Joel Frederico
-* Johnny Gill
-* Jonas Camillus Jeppesen
-* Jorge Moraleda
-* Joscha Reimer
-* Joseph Albert
-* Jouni K. Seppänen
-* Joy Bhalla
-* Julian Mehne
-* krishna katyal
-* ksunden
 * Kyle Sunden
-* Larry Bradley
-* luftek
-* Maciej Dems
-* Maik Riechert
-* Mark Wolf
-* Mark Wolfman
-* Matte
-* Matthias Bussonnier
-* Matthias Geier
-* MatthieuDartiailh
-* Max Chen
-* Max Shinn
-* MeeseeksMachine
-* Michael Droettboom
-* Mingkai Dong
-* MinRK
-* miquelastein
-* Nathan Goldbaum
-* nathan78906
-* Nelle Varoquaux
-* Nick White
-* Nicolas Courtemanche
-* Nikita Kniazev
-* njwhite
-* Oliver Natt
-* Om Sitapara
-* omsitapara23
-* Oriol (Prodesk)
-* Oriol Abril
-* Patrick Feiring
-* Patrick Shriwise
-* PatrickFeiring
-* Paul
-* Paul Hobson
-* Paul Hoffman
-* Paul Ivanov
-* Peter Schutt
-* pharshalp
-* Phil Elson
-* Rebecca W Perry
-* ResidentMario
-* Richard Ji-Cathriner
-* RoryIAngus
-* Ryan May
-* Samesh
-* Samesh Lakhotia
-* sasoripathos
-* SBCV
-* Sebastian Bullinger
-* Sergey Royz
-* Simon Legner
-* Steve Dower
-* Taras
-* teddyrendahl
+* MarcoGorelli
+* Maximilian Nöthe
+* Sandro Tosi
 * Thomas A Caswell
-* Thomas Hisch
-* Thomas Robitaille
-* Till Hoffmann
-* tillahoffmann
 * Tim Hoffmann
-* Tom Flannaghan
-* Travis CI
-* V\. Armando Solé
-* Vincent L.M. Mazoyer
-* Viraj Mohile
-* Wafa Soofi
-* Warren Weckesser
-* y1thof
-* yeo
-* Yong Cho Yin
-* Yuya
-* Zhili (Jerry) Pan
-* zhoubecky
 
 GitHub issues and pull requests:
 
-Pull Requests (598):
-
-* :ghpull:`15300`: CI: use python -m to make sure we are using the pip/pytest we want
-* :ghpull:`15414`: Backport PR #15413 on branch v3.2.x (catch OSError instead of FileNotFoundError in _get_executable_info to resolve #15399)
-* :ghpull:`15413`: catch OSError instead of FileNotFoundError in _get_executable_info to resolve #15399
-* :ghpull:`15406`: Backport PR #15347 on branch v3.2.x (Fix axes.hist bins units)
-* :ghpull:`15405`: Backport PR #15391 on branch v3.2.x (Increase fontsize in inheritance graphs)
-* :ghpull:`15347`: Fix axes.hist bins units
-* :ghpull:`15391`: Increase fontsize in inheritance graphs
-* :ghpull:`15389`: Backport PR #15379 on branch v3.2.x (Document formatting strings in the docs)
-* :ghpull:`15379`: Document formatting strings in the docs
-* :ghpull:`15386`: Backport PR #15385 on branch v3.2.x (Reword hist() doc.)
-* :ghpull:`15385`: Reword hist() doc.
-* :ghpull:`15377`: Backport PR #15357 on branch v3.2.x (Add 'step' and 'barstacked' to histogram_histtypes demo)
-* :ghpull:`15357`: Add 'step' and 'barstacked' to histogram_histtypes demo
-* :ghpull:`15366`: Backport PR #15364 on branch v3.2.x (DOC: fix typo in colormap docs)
-* :ghpull:`15362`: Backport PR #15350 on branch v3.2.x (Don't generate double-reversed cmaps ("viridis_r_r", ...).)
-* :ghpull:`15360`: Backport PR #15258 on branch v3.2.x (Don't fallback to view limits when autoscale()ing no data.)
-* :ghpull:`15350`: Don't generate double-reversed cmaps ("viridis_r_r", ...).
-* :ghpull:`15258`: Don't fallback to view limits when autoscale()ing no data.
-* :ghpull:`15299`: Backport PR #15296 on branch v3.2.x (Fix typo/bug from 18cecf7)
-* :ghpull:`15327`: Backport PR #15326 on branch v3.2.x (List of minimal versions of dependencies)
-* :ghpull:`15326`: List of minimal versions of dependencies
-* :ghpull:`15317`: Backport PR #15291 on branch v3.2.x (Remove error_msg_qt from backend_qt4.)
-* :ghpull:`15316`: Backport PR #15283 on branch v3.2.x (Don't default axes_grid colorbar locator to MaxNLocator.)
-* :ghpull:`15291`: Remove error_msg_qt from backend_qt4.
-* :ghpull:`15283`: Don't default axes_grid colorbar locator to MaxNLocator.
-* :ghpull:`15315`: Backport PR #15308 on branch v3.2.x (Doc: Add close event to list of events)
-* :ghpull:`15308`: Doc: Add close event to list of events
-* :ghpull:`15312`: Backport PR #15307 on branch v3.2.x (DOC: center footer)
-* :ghpull:`15307`: DOC: center footer
-* :ghpull:`15276`: Backport PR #15271 on branch v3.2.x (Fix font weight validation)
-* :ghpull:`15279`: Backport PR #15252 on branch v3.2.x (Mention labels and milestones in PR review guidelines)
-* :ghpull:`15252`: Mention labels and milestones in PR review guidelines
-* :ghpull:`15268`: Backport PR #15266 on branch v3.2.x (Embedding in Tk example: Fix toolbar being clipped.)
-* :ghpull:`15269`: Backport PR #15267 on branch v3.2.x (added multi-letter example to mathtext tutorial)
-* :ghpull:`15267`: added multi-letter example to mathtext tutorial
-* :ghpull:`15266`: Embedding in Tk example: Fix toolbar being clipped.
-* :ghpull:`15243`: Move some new API changes to the correct place
-* :ghpull:`15245`: Fix incorrect calls to warn_deprecated.
-* :ghpull:`15239`: Composite against white, not the savefig.facecolor rc, in print_jpeg.
-* :ghpull:`15227`: contains_point() docstring fixes
-* :ghpull:`15242`: Cleanup widgets docstrings.
-* :ghpull:`15244`: Change documentation format of rcParams defaults
-* :ghpull:`14889`: Support pixel-by-pixel alpha in imshow.
-* :ghpull:`14928`: Logit scale nonsingular
-* :ghpull:`14998`: Fix nonlinear spine positions & inline Spine._calc_offset_transform into get_spine_transform.
-* :ghpull:`15231`: Doc: Do not write default for non-existing rcParams
-* :ghpull:`15222`: Cleanup projections/__init__.py.
-* :ghpull:`15228`: Minor docstring style cleanup
-* :ghpull:`15237`: Cleanup widgets.py.
-* :ghpull:`15229`: Doc: Fix Bbox and BboxBase links
-* :ghpull:`15235`: Kill FigureManagerTk._num.
-* :ghpull:`15234`: Drop mention of msinttypes in Windows build.
-* :ghpull:`15224`: Avoid infinite loop when switching actions in qt backend.
-* :ghpull:`15230`: Doc: Remove hard-documented rcParams defaults
-* :ghpull:`15149`: pyplot.style.use() to accept pathlib.Path objects as arguments
-* :ghpull:`15220`: Correctly format floats passed to pgf backend.
-* :ghpull:`15216`: Update docstrings of contains_point(s) methods
-* :ghpull:`15209`: Exclude s-g generated files from flake8 check.
-* :ghpull:`15204`: PEP8ify some variable names.
-* :ghpull:`15196`: Force html4 writer for sphinx 2
-* :ghpull:`13544`: Improve handling of subplots spanning multiple gridspec cells.
-* :ghpull:`15194`: Trivial style fixes.
-* :ghpull:`15202`: Deprecate the renderer parameter to Figure.tight_layout.
-* :ghpull:`15180`: Add some more internal links to 3.2.0 what's new
-* :ghpull:`13510`: Change Locator MAXTICKS checking to emitting a log at WARNING level.
-* :ghpull:`15184`: Mark missing_references extension as parallel read safe
-* :ghpull:`15150`: Autodetect whether pgf can use \includegraphics[interpolate].
-* :ghpull:`15163`: 3.2.0 API changes page
-* :ghpull:`15176`: What's new for 3.2.0
-* :ghpull:`11947`: Ensure streamplot Euler step is always called when going out of bounds.
-* :ghpull:`13702`: Deduplicate methods shared between Container and Artist.
-* :ghpull:`15169`: TST: verify warnings fail the test suite
-* :ghpull:`14888`: Replace some polar baseline images by check_figures_equal.
-* :ghpull:`15027`: More readability improvements on axis3d.
-* :ghpull:`15171`: Add useful error message when trying to add Slider to 3DAxes
-* :ghpull:`13775`: Doc: Scatter Hist example update
-* :ghpull:`15164`: removed a typo
-* :ghpull:`15152`: Support for shorthand hex colors.
-* :ghpull:`15159`: Follow up on #14424 for docstring
-* :ghpull:`14424`: ENH: Add argument size validation to quiver.
-* :ghpull:`15137`: DOC: add example to power limit API change note
-* :ghpull:`15144`: Improve local page contents CSS
-* :ghpull:`15143`: Restore doc references.
-* :ghpull:`15124`: Replace parameter lists with square brackets
-* :ghpull:`13077`: fix FreeType build on Azure
-* :ghpull:`15123`: Improve categorical example
-* :ghpull:`15134`: Fix missing references in doc build.
-* :ghpull:`13937`: Use PYTHONFAULTHANDLER to switch on the Python fault handler.
-* :ghpull:`13452`: Replace axis_artist.AttributeCopier by normal inheritance.
-* :ghpull:`15045`: Resize canvas when changing figure size
-* :ghpull:`15122`: Fixed app creation in qt5 backend (see #15100)
-* :ghpull:`15099`: Add lightsource parameter to bar3d
-* :ghpull:`14876`: Inline some afm parsing code.
-* :ghpull:`15119`: Deprecate a validator for a deprecated rcParam value.
-* :ghpull:`15121`: Fix Stacked bar graph example
-* :ghpull:`15113`: Cleanup layout_from_subplotspec.
-* :ghpull:`13543`: Remove zip_safe=False flag from setup.py.
-* :ghpull:`12860`: ENH: LogLocator: check for correct dimension of subs added
-* :ghpull:`14349`: Replace ValidateInterval by simpler specialized validators.
-* :ghpull:`14352`: Remove redundant is_landscape kwarg from backend_ps helpers.
-* :ghpull:`15087`: Pass gid to renderer
-* :ghpull:`14703`: Don't bother with manually resizing the Qt main window.
-* :ghpull:`14833`: Reuse TexManager implementation in convert_psfrags.
-* :ghpull:`14893`: Update layout.html for sphinx themes
-* :ghpull:`15098`: Simplify symlog range determination logic
-* :ghpull:`15112`: Cleanup legend() docstring.
-* :ghpull:`15108`: Fix doc build and resync matplotlibrc.template with actual defaults.
-* :ghpull:`14940`: Fix text kerning calculations and some FT2Font cleanup
-* :ghpull:`15082`: Privatize font_manager.JSONEncoder.
-* :ghpull:`15106`: Update docs of GridSpec
-* :ghpull:`14832`: ENH:made default tick formatter to switch to scientific notation earlier
-* :ghpull:`15086`: Style fixes.
-* :ghpull:`15073`: Add entry for blume to thirdparty package index
-* :ghpull:`15095`: Simplify _png extension by handling file open/close in Python.
-* :ghpull:`15092`: MNT: Add test for aitoff-projection
-* :ghpull:`15101`: Doc: fix typo in contour doc
-* :ghpull:`14624`: Fix axis inversion with loglocator and logitlocator.
-* :ghpull:`15088`: Fix more doc references.
-* :ghpull:`15063`: Add Comic Neue as a fantasy font.
-* :ghpull:`14867`: Propose change to PR merging policy.
-* :ghpull:`15068`: Add FontManager.addfont to register fonts at specific paths.
-* :ghpull:`13397`: Deprecate axes_grid1.colorbar (in favor of matplotlib's own).
-* :ghpull:`14521`: Move required_interactive_framework to canvas class.
-* :ghpull:`15083`: Cleanup spines example.
-* :ghpull:`14997`: Correctly set formatters and locators on removed shared axis
-* :ghpull:`15064`: Fix eps hatching in MacOS Preview
-* :ghpull:`15074`: Write all ACCEPTS markers in docstrings as comments.
-* :ghpull:`15078`: Clarify docstring of FT2Font.get_glyph_name.
-* :ghpull:`15080`: Fix cross-references in API changes < 3.0.0.
-* :ghpull:`15072`: Cleanup patheffects.
-* :ghpull:`15071`: Cleanup offsetbox.py.
-* :ghpull:`15070`: Fix cross-references in API changes < 2.0.0.
-* :ghpull:`10691`: Fix for shared axes diverging after setting tick markers
-* :ghpull:`15069`: Style fixes for font_manager.py.
-* :ghpull:`15067`: Fix cross-references in API changes < 1.0
-* :ghpull:`15061`: Fix cross-references in tutorials and FAQ
-* :ghpull:`15060`: Fix cross-references in examples.
-* :ghpull:`14957`: Documentation for using ConnectionPatch across Axes with constrained\_…
-* :ghpull:`15053`: Make citation bit of README less wordy
-* :ghpull:`15044`: numpydoc set_size_inches docstring
-* :ghpull:`15050`: Clarify unnecessary special handling for colons in paths.
-* :ghpull:`14797`: DOC: create a Agg figure without pyplot in buffer example
-* :ghpull:`14844`: Add citation info to README
-* :ghpull:`14884`: Do not allow canvas size to become smaller than MinSize in wx backend…
-* :ghpull:`14941`: Improvements to make_icons.py.
-* :ghpull:`15048`: DOC: more nitpick follow up
-* :ghpull:`15043`: Fix Docs: Don’t warn for unused ignores
-* :ghpull:`15025`: Re-write text wrapping logic
-* :ghpull:`14840`: Don't assume transform is valid on access to matrix.
-* :ghpull:`14862`: Make optional in docstrings optional
-* :ghpull:`15028`: Python version conf.py
-* :ghpull:`15033`: FIX: un-break nightly wheels on py37
-* :ghpull:`15046`: v3.1.x merge up
-* :ghpull:`15015`: Fix bad missing-references.json due to PR merge race condition.
-* :ghpull:`14581`: Make logscale bar/hist autolimits more consistents.
-* :ghpull:`15034`: Doc fix nitpick
-* :ghpull:`14614`: Deprecate {x,y,z}axis_date.
-* :ghpull:`14991`: Handle inherited is_separable, has_inverse in transform props detection.
-* :ghpull:`15032`: Clarify effect of axis('equal') on explicit data limits
-* :ghpull:`15031`: Update docs of GridSpec
-* :ghpull:`14106`: Describe FigureManager
-* :ghpull:`15024`: Update docs of GridSpecBase
-* :ghpull:`14906`: Deprecate some FT2Image methods.
-* :ghpull:`14963`: More Axis3D cleanup.
-* :ghpull:`15009`: Provide signatures to some C-level classes and methods.
-* :ghpull:`14968`: DOC: colormap manipulation tutorial update
-* :ghpull:`15006`: Deprecate get/set_*ticks minor positional use
-* :ghpull:`14989`: DOC:Update axes documentation
-* :ghpull:`14871`: Parametrize determinism tests.
-* :ghpull:`14768`: DOC: Enable nitpicky
-* :ghpull:`15013`: Matplotlib requires Python 3.6, which in turn requires Mac OS X 10.6+
-* :ghpull:`15012`: Fix typesetting of "GitHub"
-* :ghpull:`14954`: Cleanup polar_legend example.
-* :ghpull:`14519`: Check parameters of ColorbarBase
-* :ghpull:`14942`: Make _classic_test style a tiny patch on top of classic.
-* :ghpull:`14988`: pathlibify/fstringify setup/setupext.
-* :ghpull:`14511`: Deprecate allowing scalars for fill_between where
-* :ghpull:`14493`: Remove deprecated fig parameter form GridSpecBase.get_subplot_params()
-* :ghpull:`14995`: Further improve backend tutorial.
-* :ghpull:`15000`: Use warnings.warn, not logging.warning, in microseconds locator warning.
-* :ghpull:`14990`: Fix nonsensical transform in mixed-mode axes aspect computation.
-* :ghpull:`15002`: No need to access filesystem in test_dates.py.
-* :ghpull:`14549`: Improve backends documentation
-* :ghpull:`14774`: Fix image bbox clip.
-* :ghpull:`14978`: Typo fixes in pyplot.py
-* :ghpull:`14702`: Don't enlarge toolbar for Qt high-dpi.
-* :ghpull:`14922`: Autodetect some transform properties.
-* :ghpull:`14962`: Replace inspect.getfullargspec by inspect.signature.
-* :ghpull:`14958`: Improve docs of toplevel module.
-* :ghpull:`14926`: Save a matrix unpacking/repacking in offsetbox.
-* :ghpull:`14961`: Cleanup demo_agg_filter.
-* :ghpull:`14924`: Kill the C-level (private) RendererAgg.buffer_rgba, which returns a copy.
-* :ghpull:`14946`: Delete virtualenv faq.
-* :ghpull:`14944`: Shorten style.py.
-* :ghpull:`14931`: Deprecate some obscure rcParam synonyms.
-* :ghpull:`14947`: Fix inaccuracy re: backends in intro tutorial.
-* :ghpull:`14904`: Fix typo in secondary_axis.py example.
-* :ghpull:`14925`: Support passing spine bounds as single tuple.
-* :ghpull:`14921`: DOC: Make abbreviation of versus consistent.
-* :ghpull:`14739`: Improve indentation of Line2D properties in docstrings.
-* :ghpull:`14923`: In examples, prefer buffer_rgba to print_to_buffer.
-* :ghpull:`14908`: Make matplotlib.style.available sorted alphabetically.
-* :ghpull:`13567`: Deprecate MovieWriterRegistry cache-dirtyness system.
-* :ghpull:`14879`: Error out when unsupported kwargs are passed to Scale.
-* :ghpull:`14512`: Logit scale, changes in LogitLocator and LogitFormatter
-* :ghpull:`12415`: ENH: fig.set_size to allow non-inches units
-* :ghpull:`13783`: Deprecate disable_internet.
-* :ghpull:`14886`: Further simplify the flow of pdf text output.
-* :ghpull:`14894`: Make slowness warning for legend(loc="best") more accurate.
-* :ghpull:`14891`: Fix nightly test errors
-* :ghpull:`14895`: Fix typos
-* :ghpull:`14890`: Remove unused private helper method in mplot3d.
-* :ghpull:`14872`: Unify text layout paths.
-* :ghpull:`8183`: Allow array alpha for imshow
-* :ghpull:`13832`: Vectorize handling of stacked/cumulative in hist().
-* :ghpull:`13630`: Simplify PolarAxes.can_pan.
-* :ghpull:`14565`: Rewrite an argument check to _check_getitem
-* :ghpull:`14875`: Cleanup afm module docstring.
-* :ghpull:`14880`: Fix animation blitting for plots with shared axes
-* :ghpull:`14870`: FT2Font.get_char_index never returns None.
-* :ghpull:`13463`: Deprecate Locator.autoscale.
-* :ghpull:`13724`: ENH: anti-alias down-sampled images
-* :ghpull:`14848`: Clearer error message for plt.axis()
-* :ghpull:`14660`: colorbar(label=None) should give an empty label
-* :ghpull:`14654`: Cleanup of docstrings of scales
-* :ghpull:`14868`: Update bar stacked example to directly manipulate axes.
-* :ghpull:`14749`: Fix get_canvas_width_height() for pgf backend.
-* :ghpull:`14776`: Make ExecutableUnavailableError
-* :ghpull:`14843`: Don't try to cleanup CallbackRegistry during interpreter shutdown.
-* :ghpull:`14849`: Improve tkagg icon resolution
-* :ghpull:`14866`: changed all readme headings to verbs
-* :ghpull:`13364`: Numpyfy tick handling code in Axis3D.
-* :ghpull:`13642`: FIX: get_datalim for collection
-* :ghpull:`14860`: Stopgap fix for pandas converters in tests.
-* :ghpull:`6498`: Check canvas identity in Artist.contains.
-* :ghpull:`14707`: Add titlecolor in rcParams
-* :ghpull:`14853`: Fix typo in set_adjustable check.
-* :ghpull:`14845`: More cleanups.
-* :ghpull:`14809`: Clearer calls to ConnectionPatch.
-* :ghpull:`14716`: Use str instead of string as type in docstrings
-* :ghpull:`14338`: Simplify/pathlibify image_comparison.
-* :ghpull:`8930`: timedelta formatter
-* :ghpull:`14733`: Deprecate FigureFrameWx.statusbar & NavigationToolbar2Wx.statbar.
-* :ghpull:`14713`: Unite masked and NaN plot examples
-* :ghpull:`14576`: Let Axes3D share have_units, _on_units_changed with 2d axes.
-* :ghpull:`14575`: Make ticklabel_format work both for 2D and 3D axes.
-* :ghpull:`14834`: DOC: Webpage not formated correctly on gallery docs
-* :ghpull:`14730`: Factor out common parts of wx event handlers.
-* :ghpull:`14727`: Fix axes aspect for non-linear, non-log, possibly mixed-scale axes.
-* :ghpull:`14835`: Only allow set_adjustable("datalim") for axes with standard data ratios.
-* :ghpull:`14746`: Simplify Arrow constructor.
-* :ghpull:`14752`: Doc changes to git setup
-* :ghpull:`14732`: Deduplicate wx configure_subplots tool.
-* :ghpull:`14715`: Use array-like in docs
-* :ghpull:`14728`: More floating_axes cleanup.
-* :ghpull:`14719`: Make Qt navtoolbar more robust against removal of either pan or zoom.
-* :ghpull:`14695`: Various small simplifications
-* :ghpull:`14745`: Replace Affine2D().scale(x, x) by Affine2D().scale(x).
-* :ghpull:`14687`: Add missing spaces after commas in docs
-* :ghpull:`14810`: Lighten icons of NavigationToolbar2QT on dark-themes
-* :ghpull:`14786`: Deprecate axis_artist.BezierPath.
-* :ghpull:`14750`: Misc. simplifications.
-* :ghpull:`14807`: API change note on automatic blitting detection for backends
-* :ghpull:`11004`: Deprecate smart_bounds handling in Axis and Spine
-* :ghpull:`14785`: Kill some never-used attributes.
-* :ghpull:`14723`: Cleanup some parameter descriptions in matplotlibrc.template
-* :ghpull:`14808`: Small docstring updates
-* :ghpull:`14686`: Inset orientation
-* :ghpull:`14805`: Simplify text_layout example.
-* :ghpull:`12052`: Make AxesImage.contains account for transforms
-* :ghpull:`11860`: Let MovieFileWriter save temp files in a new dir
-* :ghpull:`11423`: FigureCanvas Designer
-* :ghpull:`10688`: Add legend handler and artist for FancyArrow
-* :ghpull:`8321`: Added ContourSet clip_path kwarg and set_clip_path() method (#2369)
-* :ghpull:`14641`: Simplify _process_plot_var_args.
-* :ghpull:`14631`: Refactor from_levels_and_colors.
-* :ghpull:`14790`: DOC:Add link to style examples in matplotlib.style documentation
-* :ghpull:`14799`: Deprecate dates.mx2num.
-* :ghpull:`14793`: Remove sudo tag in travis
-* :ghpull:`14795`: Autodetect whether a canvas class supports blitting.
-* :ghpull:`14794`: DOC: Update the documetation of homepage of website
-* :ghpull:`14629`: Delete HTML build sources to save on artefact upload time
-* :ghpull:`14792`: Fix spelling typos
-* :ghpull:`14789`: Prefer Affine2D.translate to offset_transform in examples.
-* :ghpull:`14783`: Cleanup mlab.detrend.
-* :ghpull:`14791`: Make 'extended' and 'expanded' synonymous in font_manager
-* :ghpull:`14787`: Remove axis_artist _update, which is always a noop.
-* :ghpull:`14758`: Compiling C-ext with incorrect FreeType libs makes future compiles break
-* :ghpull:`14763`: Deprecate math_symbol_table function directive
-* :ghpull:`14762`: Decrease uses of get_canvas_width_height.
-* :ghpull:`14748`: Cleanup demo_text_path.
-* :ghpull:`14740`: Remove sudo tag in travis
-* :ghpull:`14737`: Cleanup twin axes docstrings.
-* :ghpull:`14729`: Small simplifications.
-* :ghpull:`14726`: Trivial simplification to Axis3d._get_coord_info.
-* :ghpull:`14718`: Add explanations for single character color names.
-* :ghpull:`14710`: Pin pydocstyle<4.0
-* :ghpull:`14709`: Try to improve the readability and styling of matplotlibrc.template file
-* :ghpull:`14278`: Inset axes bug and docs fix
-* :ghpull:`14478`: MNT: protect from out-of-bounds data access at the c level
-* :ghpull:`14569`: More deduplication of backend_tools.
-* :ghpull:`14652`: Soft-deprecate transform_point.
-* :ghpull:`14664`: Improve error reporting for scatter c as invalid RGBA.
-* :ghpull:`14625`: Don't double-wrap in silent_list.
-* :ghpull:`14689`: Update embedding_in_wx4 example.
-* :ghpull:`14679`: Further simplify colormap reversal.
-* :ghpull:`14667`: Move most of pytest's conf to conftest.py.
-* :ghpull:`14632`: Remove reference to old Tk/Windows bug.
-* :ghpull:`14673`: More shortening of setup.py prints.
-* :ghpull:`14678`: Fix small typo
-* :ghpull:`14680`: Format parameters in descriptions with emph instead of backticks
-* :ghpull:`14674`: Simplify colormap reversal.
-* :ghpull:`14672`: Artist tutorial fixes
-* :ghpull:`14653`: Remove some unnecessary prints from setup.py.
-* :ghpull:`14662`: Add a _check_getitem helper to go with _check_in_list/_check_isinstance.
-* :ghpull:`14666`: Update IPython's doc link in Image tutorial
-* :ghpull:`14671`: Improve readability of matplotlibrc.template
-* :ghpull:`14665`: Fix a typo in pyplot tutorial
-* :ghpull:`14616`: Use builtin round instead of np.round for scalars.
-* :ghpull:`12554`: backend_template docs and fixes
-* :ghpull:`14635`: Fix bug when setting negative limits and using log scale
-* :ghpull:`14604`: Update hist() docstring following removal of normed kwarg.
-* :ghpull:`14630`: Remove the private Tick._name attribute.
-* :ghpull:`14555`: Coding guidelines concerning the API
-* :ghpull:`14516`: Document and test _get_packed_offsets()
-* :ghpull:`14628`: matplotlib > Matplotlib in devel docs
-* :ghpull:`14627`: gitignore pip-wheel-metadta/ directory
-* :ghpull:`14612`: Update some mplot3d docs.
-* :ghpull:`14617`: Remove a Py2.4(!) backcompat fix.
-* :ghpull:`14605`: Update hist2d() docstring.
-* :ghpull:`13084`: When linking against libpng/zlib on Windows, use upstream lib names.
-* :ghpull:`13685`: Remove What's new  fancy example
-* :ghpull:`14573`: Cleanup jpl_units.
-* :ghpull:`14583`: Fix overly long lines in setupext.
-* :ghpull:`14588`: Remove [status] suppress from setup.cfg.
-* :ghpull:`14591`: Style fixes for secondary_axis.
-* :ghpull:`14594`: DOC: Make temperature scale example use a closure for easier reusability
-* :ghpull:`14447`: FIX: allow secondary axes minor locators to be set
-* :ghpull:`14567`: Fix unicode_minus + usetex.
-* :ghpull:`14351`: Remove some redundant check_in_list calls.
-* :ghpull:`14550`: Restore thumbnail of usage guide
-* :ghpull:`10222`: Use symlinks instead of copies for test result_images.
-* :ghpull:`14267`: cbook docs cleanup
-* :ghpull:`14556`: Improve @deprecated's docstring.
-* :ghpull:`14557`: Clarify how to work with threads.
-* :ghpull:`14545`: In contributing.rst, encourage kwonly args and minimizing public APIs.
-* :ghpull:`14533`: Misc. style fixes.
-* :ghpull:`14542`: Move plot_directive doc to main API index.
-* :ghpull:`14499`: Improve custom figure example
-* :ghpull:`14543`: Remove the "Developing a new backend" section from contributing guide.
-* :ghpull:`14540`: Simplify backend switching in plot_directive.
-* :ghpull:`14539`: Don't overindent enumerated list in plot_directive docstring.
-* :ghpull:`14537`: Slightly tighten the Bbox API.
-* :ghpull:`14223`: Rewrite intro to usage guide.
-* :ghpull:`14495`: Numpydocify axes_artist.py
-* :ghpull:`14529`: mpl_toolkits style fixes.
-* :ghpull:`14528`: mathtext style fixes.
-* :ghpull:`13536`: Make unit converters also handle instances of subclasses.
-* :ghpull:`13730`: Include FreeType error codes in FreeType exception messages.
-* :ghpull:`14500`: Fix pydocstyle D403 (First word of the first line should be properly capitalized) in examples
-* :ghpull:`14506`: Simplify Qt tests.
-* :ghpull:`14513`: More fixes to pydocstyle D403 (First word capitalization)
-* :ghpull:`14496`: Fix pydocstyle D208 (Docstring is over-indented)
-* :ghpull:`14347`: Deprecate rcsetup.validate_path_exists.
-* :ghpull:`14383`: Remove the ````package_data.dlls```` setup.cfg entry.
-* :ghpull:`14346`: Simplify various validators in rcsetup.
-* :ghpull:`14366`: Move test_rcparams test files inline into test_rcparams.py.
-* :ghpull:`14401`: Assume that mpl-data is in its standard location.
-* :ghpull:`14454`: Simplify implementation of svg.image_inline.
-* :ghpull:`14470`: Add _check_isinstance helper.
-* :ghpull:`14479`: fstringify backend_ps more.
-* :ghpull:`14484`: Support unicode minus with ps.useafm.
-* :ghpull:`14494`: Style fixes.
-* :ghpull:`14465`: Docstrings cleanups.
-* :ghpull:`14466`: Let SecondaryAxis inherit get_tightbbox from _AxesBase.
-* :ghpull:`13940`: Some more f-strings.
-* :ghpull:`14379`: Remove unnecessary uses of unittest.mock.
-* :ghpull:`14483`: Improve font weight guessing.
-* :ghpull:`14419`: Fix test_imshow_pil on Windows.
-* :ghpull:`14460`: canvas.blit() already defaults to blitting the full figure canvas.
-* :ghpull:`14462`: Register timeout pytest marker.
-* :ghpull:`14414`: FEATURE: Alpha channel in Gouraud triangles in the pdf backend
-* :ghpull:`13659`: Clarify behavior of the 'tight' kwarg to autoscale/autoscale_view.
-* :ghpull:`13901`: Only test png output for mplot3d.
-* :ghpull:`13338`: Replace list.extend by star-expansion or other constructs.
-* :ghpull:`14448`: Misc doc style cleanup
-* :ghpull:`14310`: Update to Bounding Box for Qt5 FigureCanvasATAgg.paintEvent()
-* :ghpull:`14380`: Inline $MPLLOCALFREETYPE/$PYTEST_ADDOPTS/$NPROC in .travis.yml.
-* :ghpull:`14413`: MAINT: small improvements to the pdf backend
-* :ghpull:`14452`: MAINT: Minor cleanup to make functions more self consisntent
-* :ghpull:`14441`: Misc. docstring cleanups.
-* :ghpull:`14440`: Interpolations example
-* :ghpull:`14402`: Prefer ``mpl.get_data_path()``, and support Paths in FontProperties.
-* :ghpull:`14420`: MAINT: Upgrade pytest again
-* :ghpull:`14423`: Fix docstring of subplots().
-* :ghpull:`14410`: Use aspect=1, not aspect=True.
-* :ghpull:`14412`: MAINT: Don't install pytest 4.6.0 on Travis
-* :ghpull:`14377`: Rewrite assert np.* tests to use numpy.testing
-* :ghpull:`14399`: Improve warning for case where data kwarg entry is ambiguous.
-* :ghpull:`14390`: Cleanup docs of bezier
-* :ghpull:`14400`: Fix to_rgba_array() for empty input
-* :ghpull:`14308`: Small clean to SymmetricalLogLocator
-* :ghpull:`14311`: travis: add c code coverage measurements
-* :ghpull:`14393`: Remove remaining unicode-strings markers.
-* :ghpull:`14391`: Remove explicit inheritance from object
-* :ghpull:`14343`: acquiring and releaseing keypresslock when textbox is being activated
-* :ghpull:`14353`: Register flaky pytest marker.
-* :ghpull:`14373`: Properly hide __has_include to support C++<17 compilers.
-* :ghpull:`14378`: Remove setup_method
-* :ghpull:`14368`: Finish removing jquery from the repo.
-* :ghpull:`14360`: Deprecate ``boxplot(..., whis="range")``.
-* :ghpull:`14376`: Simplify removal of figure patch from bbox calculations.
-* :ghpull:`14363`: Make is_natively_supported private.
-* :ghpull:`14330`: Remove remaining unittest.TestCase uses
-* :ghpull:`13663`: Kill the PkgConfig singleton in setupext.
-* :ghpull:`13067`: Simplify generation of error messages for missing libpng/freetype.
-* :ghpull:`14358`: DOC boxplot ``whis`` parameter
-* :ghpull:`14014`: Disallow figure argument for pyplot.subplot() and Figure.add_subplot()
-* :ghpull:`14350`: Use cbook._check_in_list more often.
-* :ghpull:`14348`: Cleanup markers.py.
-* :ghpull:`14345`: Use importorskip for tests depending on pytz.
-* :ghpull:`14170`: In setup.py, inline the packages that need to be installed into setup().
-* :ghpull:`14332`: Use raw docstrings instead of escaping backslashes
-* :ghpull:`14336`: Enforce pydocstyle D412
-* :ghpull:`14144`: Deprecate the 'warn' parameter to matplotlib.use().
-* :ghpull:`14328`: Remove explicit inheritance from object
-* :ghpull:`14035`: Improve properties formatting in interpolated docstrings.
-* :ghpull:`14018`: pep8ing.
-* :ghpull:`13542`: Move {setup,install}_requires from setupext.py to setup.py.
-* :ghpull:`13670`: Simplify the logic of axis().
-* :ghpull:`14046`: Deprecate checkdep_ps_distiller.
-* :ghpull:`14236`: Simplify StixFonts.get_sized_alternatives_for_symbol.
-* :ghpull:`14101`: Shorten _ImageBase._make_image.
-* :ghpull:`14246`: Deprecate public use of makeMappingArray
-* :ghpull:`13740`: Deprecate plotfile.
-* :ghpull:`14216`: Walk the artist tree when preparing for saving with tight bbox.
-* :ghpull:`14305`: Small grammatical error.
-* :ghpull:`14104`: Factor out retrieval of data relative to datapath
-* :ghpull:`14016`: pep8ify backends.
-* :ghpull:`14299`: Fix #13711 by importing cbook.
-* :ghpull:`14244`: Remove APIs deprecated in mpl3.0.
-* :ghpull:`14068`: Alternative fix for passing iterator as frames to FuncAnimation
-* :ghpull:`13711`: Deprecate NavigationToolbar2Tk.set_active.
-* :ghpull:`14280`: Simplify validate_markevery logic.
-* :ghpull:`14273`: pep8ify a couple of variable names.
-* :ghpull:`14115`: Reorganize scatter arguments parsing.
-* :ghpull:`14271`: Replace some uses of np.iterable
-* :ghpull:`14257`: Changing cmap(np.nan) to 'bad' value rather than 'under' value
-* :ghpull:`14259`: Deprecate string as color sequence
-* :ghpull:`13506`: Change colorbar for contour to have the proper axes limits...
-* :ghpull:`13494`: Add colorbar annotation example plot to gallery
-* :ghpull:`14266`: Make matplotlib.figure.AxesStack private
-* :ghpull:`14166`: Shorten usage of ``@image_comparison``.
-* :ghpull:`14240`: Merge up 31x
-* :ghpull:`14242`: Avoid a buffer copy in PillowWriter.
-* :ghpull:`9672`: Only set the wait cursor if the last draw was >1s ago.
-* :ghpull:`14224`: Update plt.show() doc
-* :ghpull:`14218`: Use stdlib mimetypes instead of hardcoding them.
-* :ghpull:`14082`: In tk backend, don't try to update mouse position after resize.
-* :ghpull:`14084`: Check number of positional arguments passed to quiver()
-* :ghpull:`14214`: Fix some docstring style issues.
-* :ghpull:`14201`: Fix E124 flake8 violations (closing bracket indentation).
-* :ghpull:`14096`:  Consistently use axs to refer to a set of Axes
-* :ghpull:`14204`: Fix various flake8 indent problems.
-* :ghpull:`14205`: Obey flake8 "don't assign a lambda, use a def".
-* :ghpull:`14198`: Remove unused imports
-* :ghpull:`14173`: Prepare to change the default pad for AxesDivider.append_axes.
-* :ghpull:`13738`: Fix TypeError when plotting stacked bar chart with decimal
-* :ghpull:`14151`: Clarify error with usetex when cm-super is not installed.
-* :ghpull:`14107`: Feature: draw percentiles in violinplot
-* :ghpull:`14172`: Remove check_requirements from setupext.
-* :ghpull:`14158`: Fix test_lazy_imports in presence of $MPLBACKEND or matplotlibrc.
-* :ghpull:`14157`: Isolate nbagg test from user ipython profile.
-* :ghpull:`14147`: Dedent overindented list in example docstring.
-* :ghpull:`14134`: Deprecate the dryrun parameter to print_foo().
-* :ghpull:`14145`: Remove warnings handling for fixed bugs.
-* :ghpull:`13977`: Always import pyplot when calling matplotlib.use().
-* :ghpull:`14131`: Make test suite fail on warnings.
-* :ghpull:`13593`: Only autoscale_view() when needed, not after every plotting call.
-* :ghpull:`13902`: Add support for metadata= and pil_kwargs= in imsave().
-* :ghpull:`14140`: Avoid backslash-quote by changing surrounding quotes.
-* :ghpull:`14132`: Move some toplevel strings into the only functions that use them.
-* :ghpull:`13708`: Annotation.contains shouldn't consider the text+arrow's joint bbox.
-* :ghpull:`13980`: Don't let margins expand polar plots to negative radii by default.
-* :ghpull:`14075`: Remove uninformative entries from glossary.
-* :ghpull:`14002`: Allow pandas DataFrames through norms
-* :ghpull:`14114`: Allow SVG Text-as-Text to Use Data Coordinates
-* :ghpull:`14120`: Remove mention of $QT_API in matplotlibrc example.
-* :ghpull:`13878`: Style fixes for floating_axes.
-* :ghpull:`14108`: Deprecate FigureCanvasMac.invalidate in favor of draw_idle.
-* :ghpull:`13879`: Clarify handling of "extreme" values in FloatingAxisArtistHelper.
-* :ghpull:`5602`: Automatic downsampling of images.
-* :ghpull:`14112`: Remove old code path in layout.html
-* :ghpull:`13959`: Scatter: make "c" and "s" argument handling more consistent.
-* :ghpull:`14110`: Simplify scatter_piecharts example.
-* :ghpull:`14111`: Trivial cleanups.
-* :ghpull:`14085`: Simplify get_current_fig_manager().
-* :ghpull:`14083`: Deprecate FigureCanvasBase.draw_cursor.
-* :ghpull:`14089`: Cleanup bar_stacked, bar_unit_demo examples.
-* :ghpull:`14063`: Add pydocstyle checks to flake8
-* :ghpull:`14077`: Fix tick label wobbling in animated Qt example
-* :ghpull:`14070`: Cleanup some pyplot docstrings.
-* :ghpull:`6280`: Added ability to offset errorbars when using errorevery.
-* :ghpull:`13679`: Fix passing iterator as frames to FuncAnimation
-* :ghpull:`14023`: Improve Unicode minus example
-* :ghpull:`14041`: Pretty-format subprocess logs.
-* :ghpull:`14038`: Cleanup path.py docstrings.
-* :ghpull:`13701`: Small cleanups.
-* :ghpull:`14020`: Better error message when trying to use Gtk3Agg backend without cairo
-* :ghpull:`14021`: Fix ax.legend Returns markup
-* :ghpull:`13986`: Support RGBA for quadmesh mode of pcolorfast.
-* :ghpull:`14009`: Deprecate compare_versions.
-* :ghpull:`14010`: Deprecate get_home()
-* :ghpull:`13932`: Remove many unused variables.
-* :ghpull:`13854`: Cleanup contour.py.
-* :ghpull:`13866`: Switch PyArg_ParseTupleAndKeywords from "es" to "s".
-* :ghpull:`13945`: Make unicode_minus example more focused.
-* :ghpull:`13876`: Deprecate factor=None in axisartist.
-* :ghpull:`13929`: Better handle deprecated rcParams.
-* :ghpull:`13851`: Deprecate setting Axis.major.locator to non-Locator; idem for Formatters
-* :ghpull:`13938`: numpydocify quiverkey.
-* :ghpull:`13936`: Pathlibify animation.
-* :ghpull:`13984`: Allow setting tick colour on 3D axes
-* :ghpull:`13987`: Deprecate mlab.{apply_window,stride_repeat}.
-* :ghpull:`13983`: Fix locator/formatter setting when removing shared Axes
-* :ghpull:`13957`: Remove many unused variables in tests.
-* :ghpull:`13981`: Test cleanups.
-* :ghpull:`13970`: Check vmin/vmax are valid when doing inverse in LogNorm
-* :ghpull:`13978`: Make normalize_kwargs more convenient for third-party use.
-* :ghpull:`13972`: Remove _process_plot_var_args.set{line,patch}_props.
-* :ghpull:`13795`: Make _warn_external correctly report warnings arising from tests.
-* :ghpull:`13885`: Deprecate axisartist.grid_finder.GridFinderBase.
-* :ghpull:`13913`: Fix string numbers in to_rgba() and is_color_like()
-* :ghpull:`13935`: Deprecate the useless switch_backend_warn parameter to matplotlib.test.
-* :ghpull:`13952`: Cleanup animation tests.
-* :ghpull:`13942`: Make Cursors an (Int)Enum.
-* :ghpull:`13953`: Unxfail a now fixed test in test_category.
-* :ghpull:`13925`: Fix passing Path to ps backend when text.usetex rc is True.
-* :ghpull:`13943`: Don't crash on str(figimage(...)).
-* :ghpull:`13944`: Document how to support unicode minus in pgf backend.
-* :ghpull:`13802`: New rcparam to set default axes title location
-* :ghpull:`13855`: ``a and b or c`` -> ``b if a else c``
-* :ghpull:`13923`: Correctly handle invalid PNG metadata.
-* :ghpull:`13926`: Suppress warnings in tests.
-* :ghpull:`13920`: Style fixes for category.py.
-* :ghpull:`13889`: Shorten docstrings by removing unneeded :class:/:func: + rewordings.
-* :ghpull:`13911`: Fix joinstyles example
-* :ghpull:`13917`: Faster categorical tick formatter.
-* :ghpull:`13918`: Make matplotlib.testing assume pytest by default, not nose.
-* :ghpull:`13894`: Check for positive number of rows and cols
-* :ghpull:`13895`: Remove unused setupext.is_min_version.
-* :ghpull:`13886`: Shorten Figure.set_size_inches.
-* :ghpull:`13859`: Ensure figsize is positive finite
-* :ghpull:`13877`: ``zeros_like(x) + y`` -> ``full_like(x, y)``
-* :ghpull:`13875`: Style fixes for grid_helper_curvelinear.
-* :ghpull:`13873`: Style fixes to grid_finder.
-* :ghpull:`13782`: Don't access internet during tests.
-* :ghpull:`13833`: Some more usage of _check_in_list.
-* :ghpull:`13834`: Cleanup FancyArrowPatch docstring
-* :ghpull:`13811`: Generate Figure method wrappers via boilerplate.py
-* :ghpull:`13797`: Move sphinxext test to matplotlib.tests like everyone else.
-* :ghpull:`13770`: broken_barh docstring
-* :ghpull:`13757`: Remove mention of "enabling fontconfig support".
-* :ghpull:`13454`: Add "c" as alias for "color" for Collections
-* :ghpull:`13756`: Reorder the logic of _update_title_position.
-* :ghpull:`13744`: Restructure boilerplate.py
-* :ghpull:`13369`: Use default colours for examples
-* :ghpull:`13697`: Delete pyplot_scales example.
-* :ghpull:`13726`: Clarify a bit the implementation of blend_hsv.
-* :ghpull:`13731`: Check for already running QApplication in Qt embedding example.
-* :ghpull:`13736`: Deduplicate docstrings and validation for set_alpha.
-* :ghpull:`13737`: Remove duplicated methods in FixedAxisArtistHelper.
-* :ghpull:`13721`: Kill pyplot docstrings that get overwritten by @docstring.copy.
-* :ghpull:`13690`: Cleanup hexbin.
-* :ghpull:`13683`: Remove axes border for examples that list styles
-* :ghpull:`13280`: Add SubplotSpec.add_subplot.
-* :ghpull:`11387`: Deprecate Axes3D.w_{x,y,z}axis in favor of .{x,y,z}axis.
-* :ghpull:`13671`: Suppress some warnings in tests.
-* :ghpull:`13657`: DOC: fail the doc build on errors, but keep going to end
-* :ghpull:`13647`: Fix FancyArrowPatch joinstyle
-* :ghpull:`13637`: BLD: parameterize python_requires
-* :ghpull:`13633`: plot_directive: Avoid warning if plot_formats doesn't contain 'png'
-* :ghpull:`13629`: Small example simplification.
-* :ghpull:`13620`: Improve watermark example
-* :ghpull:`13589`: Kill Axes._connected.
-* :ghpull:`13428`: free cart pendulum animation example
-* :ghpull:`10487`: fixed transparency bug
-* :ghpull:`13551`: Fix IndexError for pyplot.legend() when plotting empty bar chart with label
-* :ghpull:`13524`: Cleanup docs for GraphicsContextBase.{get,set}_dashes.
-* :ghpull:`13556`: Cleanup warnings handling in tests.
-* :ghpull:`8100`: Deprecate MAXTICKS, Locator.raise_if_exceeds.
-* :ghpull:`13534`: More followup to autoregistering 3d axes.
-* :ghpull:`13327`: pcolorfast simplifications.
-* :ghpull:`13532`: More use of cbook._check_in_list.
-* :ghpull:`13520`: Register 3d projection by default.
-* :ghpull:`13394`: Deduplicate some code between floating_axes and grid_helper_curvelinear.
-* :ghpull:`13527`: Make SubplotSpec.num2 never None.
-* :ghpull:`12249`: Replaced noqa-comments by using Axes3D.name instead of '3d' for proje…
-
-Issues (97):
-
-* :ghissue:`15399`: OSError: [Errno 86] Bad CPU type in executable: 'convert' on import matplotlib.animation
-* :ghissue:`15109`: matplotlib.collections inheritance diagram small/blurry
-* :ghissue:`15331`: Log Scale: FloatingPointError: underflow encountered in power
-* :ghissue:`15251`: Large memory growth with log scaling and linear ticking
-* :ghissue:`15247`: Colorbar tick placement issues with ImageGrid and LogNorm
-* :ghissue:`15306`: Footer off centre
-* :ghissue:`13485`: Matplotlib NavigationToolbar2Tk disappears when reducing window size
-* :ghissue:`15232`: DOC: Automatic default rcParam expansion creates misleading sentences
-* :ghissue:`14141`: setting spine position on a log plot fails
-* :ghissue:`15138`: Make plt.style.use accept path-like objects in addition to string
-* :ghissue:`14207`: Check if point is in path or not by contains_point
-* :ghissue:`13591`: Style issues when building the docs with (future) Sphinx 2.0
-* :ghissue:`8089`: Using Minute Locator to set x-axis ticks exceeds Locator.MAXTICKS
-* :ghissue:`15075`: sphinxext.missing_references does not specify if it supports parallel file read.
-* :ghissue:`10963`: Replace \pgfimage by \includegraphics in PGF backend
-* :ghissue:`15156`: ax.text fails with positional argument error
-* :ghissue:`14439`: hist() fails when all data points are np.nan
-* :ghissue:`15042`: How to handle sphinx nitpicky mode
-* :ghissue:`14060`: quiver(C=...) argument is not reasonably validated
-* :ghissue:`11335`: TST: testing not catching bad escape sequences in doc strings
-* :ghissue:`15040`: Wrong figure window size after calling fig.set_size_inches() repeatedly
-* :ghissue:`15100`: Issue with creating QApplication in QT backend
-* :ghissue:`14887`: kerning seems generally wrong
-* :ghissue:`14800`: default tick formatter could switch to scientific notation earlier
-* :ghissue:`14503`: Add a test for #14451
-* :ghissue:`14907`: ConnectionPatch across axes needs to be excluded from layout management
-* :ghissue:`14911`: Removing a shared axes via ``ax.remove()`` leads to an error.
-* :ghissue:`12462`: cbar.add_lines should allow manually adding lines, not just contour sets
-* :ghissue:`14796`: Show user how to use Agg buffer in example
-* :ghissue:`14883`: MinSize not respected using wx backend causes wxAssertionError. Bug fix included.
-* :ghissue:`15014`: Wrapping of text adds leading newline character if first word is long
-* :ghissue:`14918`: constrained_layout fails with hidden axis...
-* :ghissue:`14981`: Barplot call crashes when called with yscale="log" and bins with h=0
-* :ghissue:`4621`: Default bottom of Stepfilled histograms should be set according to ymin
-* :ghissue:`15030`: Doc build broken
-* :ghissue:`8093`: set_ylim not working with plt.axis('equal')
-* :ghissue:`6055`: Serious problems on the axes documentation
-* :ghissue:`9979`: Axis limits are set badly with small values in scatter().
-* :ghissue:`10842`: Text bbox empty dict should be ignored
-* :ghissue:`13698`: The default logit minor locator should not display tick labels
-* :ghissue:`14878`: plt.yscale doesn't throw warning with invalid kwarg
-* :ghissue:`5619`: Symlog linear region
-* :ghissue:`14564`: Broken string interpolation
-* :ghissue:`13668`: Add better error message to plt.axis()
-* :ghissue:`14563`: colorbar label prints "None" when label=None
-* :ghissue:`13660`: Closing a matplotlib figure with event handling occasionally causes “TypeError: isinstance()”
-* :ghissue:`13033`: 'NoneType' has no attribute '_alive' when using plt in a context manager
-* :ghissue:`13891`: Blurry app icon on macOS
-* :ghissue:`14656`: Axes title default color
-* :ghissue:`6324`: artist.contains should check that the event occured in the same figure
-* :ghissue:`14831`: DOC: Webpage not formated correctly on gallery docs
-* :ghissue:`13819`: Aspect ratio for not so common scales
-* :ghissue:`8878`: Setting aspect ratio for semi-log plots
-* :ghissue:`4900`: UnboundLocalError: local variable 'aspect_scale_mode' referenced before assignment
-* :ghissue:`14608`: Issue with using plt.axis('equal') with plt.polar(theta,r) plot
-* :ghissue:`12893`: [PyQt] NavigationToolbar2QT : Error when removing tools
-* :ghissue:`14670`: indicate_inset rectangles is sensitive to axis-flipping
-* :ghissue:`14362`: Add link to style examples in matplotlib.style documentation
-* :ghissue:`6295`: restore_region is not documented as a method of FigureCanvas
-* :ghissue:`14754`: Better pointer to dev docs on website
-* :ghissue:`14744`: Savefig svg fails with "Cannot cast array data from dtype('<U7') to dtype('float64') according to the rule 'safe'"
-* :ghissue:`11919`: Wrong Error Message
-* :ghissue:`6824`: Image comparison decorator: symlinks to baseline images
-* :ghissue:`12180`: Deprecate and remove pyplot.plotfile?
-* :ghissue:`14180`: ImageComparisonFailure: Image sizes do not match expected size
-* :ghissue:`14443`: Secondary axis does not show minor ticks.
-* :ghissue:`8423`: UnicodeDecodeError when making a plot using the 'classic' style and text.usetex=True
-* :ghissue:`11275`: A "TypeError" is raised if subclass inherited from "datetime" is used
-* :ghissue:`9127`: ps.useafm and axes.unicode_minus are incompatible
-* :ghissue:`7571`: matplotlib.widget.TextBox not correctly stopping keyboard shortcuts
-* :ghissue:`14370`: gcc error when building matplotlib dev from source
-* :ghissue:`14011`: TypeError on plt.subplot(figure=plt.figure())
-* :ghissue:`13676`: FuncAnimation with generator causes crash on StopIteration
-* :ghissue:`9892`: colormaps (cm) do not properly handle NaN values.
-* :ghissue:`14122`: Unexpected behavior in matplotlib.colors.to_rgba_array when passing unknown color name string
-* :ghissue:`9546`: The busy cursor is annoying in some instances
-* :ghissue:`10788`: TypeError when plotting stacked bar chart with decimal
-* :ghissue:`14146`: Saving polar plots with MiKTeX on Windows fails for some file formats
-* :ghissue:`8532`: Feature Request: draw percentiles in violinplot
-* :ghissue:`13883`: In headless mode, matplotlib.use('tkagg') only errors after importing pyplot
-* :ghissue:`13967`: Creating colorbar without artist fails with LogNorm
-* :ghissue:`12542`: The plot function of the matplotlib 2 and 3 versions is much slower than 1.5.3
-* :ghissue:`13292`: Non-sensical negative radial scale minimum autoset in polar plot
-* :ghissue:`10909`: Calling a Normalize instance with a DataFrame
-* :ghissue:`14076`: Tick label positions wobble in animated Qt example
-* :ghissue:`14007`: GTK3Agg backend raises ImportError for missing cairo dependency
-* :ghissue:`12911`: Tick mark color cannot be set on Axes3D
-* :ghissue:`12853`: Remove()ing a shared axes prevents the remaining axes from using unit-provided formatters
-* :ghissue:`13912`: ``is_color_like`` returning erroneous value on strings of integers
-* :ghissue:`13921`: − with save fig in .pgf
-* :ghissue:`13872`: ValueError message requests impossible condition
-* :ghissue:`13857`: Zero-width figure crashes libpng
-* :ghissue:`13768`: broken_barh docstring incorrect information
-* :ghissue:`13641`: ``joinstyle`` is not respected for ``FancyArrowPatch`` (either the path or the arrow heads)
-* :ghissue:`11923`: ColorbarBase fails to show if the first two values map to the same result
-* :ghissue:`11527`: Inconsistent path intersection
-* :ghissue:`13003`: IndexError thrown by pyplot.legend() when plotting empty bar chart with label
+Pull Requests (52):
+
+* :ghpull:`15199`: MNT/TST: generalize check_figures_equal to work with pytest.marks
+* :ghpull:`15685`: Avoid a RuntimeError at animation shutdown with PySide2.
+* :ghpull:`15969`: Restart pgf's latex instance after bad latex inputs.
+* :ghpull:`16640`: ci: Fix Azure on v3.2.x
+* :ghpull:`16648`: Document filling of Poly3DCollection
+* :ghpull:`16649`: Fix typo in docs
+* :ghpull:`16650`: Backport PR #16649 on branch v3.2.x (Fix typo in docs)
+* :ghpull:`16651`: Docs: Change Python 2 note to past tense
+* :ghpull:`16654`: Backport PR #16651 on branch v3.2.0-doc (Docs: Change Python 2 note to past tense)
+* :ghpull:`16656`: Make test_imagegrid_cbar_mode_edge less flaky.
+* :ghpull:`16661`: added Framework :: Matplotlib  to setup
+* :ghpull:`16665`: Backport PR #16661 on branch v3.2.x (added Framework :: Matplotlib  to setup)
+* :ghpull:`16671`: Fix some readme bits
+* :ghpull:`16672`: Update CircleCI and add direct artifact link
+* :ghpull:`16682`: Avoid floating point rounding causing bezier.get_parallels to fail
+* :ghpull:`16690`: Backport PR #16682 on branch v3.2.x (Avoid floating point rounding causing bezier.get_parallels to fail)
+* :ghpull:`16693`: TST: use pytest name in naming files for check_figures_equal
+* :ghpull:`16695`: Restart pgf's latex instance after bad latex inputs.
+* :ghpull:`16705`: Backport PR #16656 on branch v3.2.x (Make test_imagegrid_cbar_mode_edge less flaky.)
+* :ghpull:`16708`: Backport PR #16671: Fix some readme bits
+* :ghpull:`16709`: Fix saving PNGs to file objects in some places
+* :ghpull:`16722`: Deprecate rcParams["datapath"] in favor of mpl.get_data_path().
+* :ghpull:`16725`: TST/CI: also try to run test_user_fonts_win32 on azure
+* :ghpull:`16734`: Disable draw_foo methods on renderer used to estimate tight extents.
+* :ghpull:`16735`: Make test_stem less flaky.
+* :ghpull:`16736`: xpdf: Set AutoRotatePages to None, not false.
+* :ghpull:`16742`: nbagg: Don't send events if manager is disconnected.
+* :ghpull:`16745`: Allow numbers to set uvc for all arrows in quiver.set_UVC, fixes #16743
+* :ghpull:`16751`: Backport PR #16742 on branch v3.2.x (nbagg: Don't send events if manager is disconnected.)
+* :ghpull:`16752`: ci: Disallow pytest 5.4.0, which is crashing.
+* :ghpull:`16753`: Backport #16752 to v3.2.x
+* :ghpull:`16760`: Backport PR #16735 on branch v3.2.x (Make test_stem less flaky.)
+* :ghpull:`16761`: Backport PR #16745 on branch v3.2.x (Allow numbers to set uvc for all arrows in quiver.set_UVC, fixes #16743)
+* :ghpull:`16763`: Backport PR #16648 on branch v3.2.x (Document filling of Poly3DCollection)
+* :ghpull:`16764`: Backport PR #16672 on branch v3.2.0-doc
+* :ghpull:`16765`: Backport PR #16736 on branch v3.2.x (xpdf: Set AutoRotatePages to None, not false.)
+* :ghpull:`16766`: Backport PR #16734 on branch v3.2.x (Disable draw_foo methods on renderer used to estimate tight extents.)
+* :ghpull:`16767`: Backport PR #15685 on branch v3.2.x (Avoid a RuntimeError at animation shutdown with PySide2.)
+* :ghpull:`16768`: Backport PR #16725 on branch v3.2.x (TST/CI: also try to run test_user_fonts_win32 on azure)
+* :ghpull:`16770`: Fix tuple markers
+* :ghpull:`16779`: Documentation: make instructions for documentation contributions easier to find, add to requirements for building docs
+* :ghpull:`16784`: Update CircleCI URL for downloading humor-sans.ttf.
+* :ghpull:`16790`: Backport PR #16784 on branch v3.2.x (Update CircleCI URL for downloading humor-sans.ttf.)
+* :ghpull:`16791`: Backport PR #16770 on branch v3.2.x (Fix tuple markers)
+* :ghpull:`16794`: DOC: Don't mention drawstyle in ``set_linestyle`` docs.
+* :ghpull:`16795`: Backport PR #15199 on branch v3.2.x (MNT/TST: generalize check_figures_equal to work with pytest.marks)
+* :ghpull:`16797`: Backport #15589 and #16693, fixes for check_figures_equal
+* :ghpull:`16799`: Backport PR #16794 on branch v3.2.0-doc (DOC: Don't mention drawstyle in ``set_linestyle`` docs.)
+* :ghpull:`16800`: Fix check_figures_equal for tests that use its fixtures.
+* :ghpull:`16803`: Fix some doc issues
+* :ghpull:`16806`: Backport PR #16803 on branch v3.2.0-doc (Fix some doc issues)
+* :ghpull:`16809`: Backport PR #16779 on branch v3.2.0-doc (Documentation: make instructions for documentation contributions easier to find, add to requirements for building docs)
+
+Issues (11):
+
+* :ghissue:`12820`: [Annotations] ValueError: lines do not intersect when computing tight bounding box containing arrow with filled paths
+* :ghissue:`16538`: xpdf distiller seems broken
+* :ghissue:`16624`: Azure pipelines are broken on v3.2.x
+* :ghissue:`16633`: Wrong drawing Poly3DCollection
+* :ghissue:`16645`: Minor typo in API document of patches.ConnectionPatch
+* :ghissue:`16670`: BLD: ascii codec decode on 3.2.0 in non-UTF8 locales
+* :ghissue:`16704`: 3.2.0: ``setup.py clean`` fails with ``NameError: name 'long_description' is not defined``
+* :ghissue:`16721`: nbAgg backend does not allow saving figures as png
+* :ghissue:`16731`: PGF backend + savefig.bbox results in I/O error in 3.2
+* :ghissue:`16743`: Breaking change in 3.2: quiver.set_UVC does not support single numbers any more
+* :ghissue:`16801`: Doc: figure for colormaps off
 
 
 Previous GitHub Stats
diff --git a/doc/users/prev_whats_new/github_stats_3.1.2.rst b/doc/users/prev_whats_new/github_stats_3.1.2.rst
new file mode 100644
index 000000000000..9b6356f3a120
--- /dev/null
+++ b/doc/users/prev_whats_new/github_stats_3.1.2.rst
@@ -0,0 +1,202 @@
+.. _github-stats_3-1-2:
+
+GitHub Stats
+============
+
+GitHub stats for 2019/05/18 - 2019/06/30 (tag: v3.1.0)
+
+These lists are automatically generated, and may be incomplete or contain duplicates.
+
+We closed 30 issues and merged 120 pulnl requests.
+The full list can be seen `on GitHub <https://github.com/matplotlib/matplotlib/milestone/46?closed=1>`__
+
+The following 30 authors contributed 323 commits.
+
+* Adam Gomaa
+* Antony Lee
+* Ben Root
+* Christer Jensen
+* chuanzhu xu
+* David Stansby
+* Deng Tian
+* djdt
+* Dora Fraeman Caswell
+* Elan Ernest
+* Elliott Sales de Andrade
+* Eric Firing
+* Filipe Fernandes
+* Ian Thomas
+* ImportanceOfBeingErnest
+* Jody Klymak
+* Johannes H. Jensen
+* Jonas Camillus Jeppesen
+* LeiSurrre
+* Matt Adamson
+* MeeseeksMachine
+* Molly Rossow
+* Nathan Goldbaum
+* Nelle Varoquaux
+* Paul Ivanov
+* RoryIAngus
+* Ryan May
+* Thomas A Caswell
+* Thomas Robitaille
+* Tim Hoffmann
+
+GitHub issues and pull requests:
+
+Pull Requests (120):
+
+* :ghpull:`14636`: Don't capture stderr in _check_and_log_subprocess.
+* :ghpull:`14655`: Backport PR #14649 on branch v3.1.x (Fix appveyor conda py37)
+* :ghpull:`14649`: Fix appveyor conda py37
+* :ghpull:`14646`: Backport PR #14640 on branch v3.1.x (FIX: allow secondary axes to be non-linear)
+* :ghpull:`14640`: FIX: allow secondary axes to be non-linear
+* :ghpull:`14643`: Second attempt at fixing axis inversion (for mpl3.1).
+* :ghpull:`14623`: Fix axis inversion with loglocator and logitlocator.
+* :ghpull:`14619`: Backport PR #14598 on branch v3.1.x (Fix inversion of shared axes.)
+* :ghpull:`14621`: Backport PR #14613 on branch v3.1.x (Cleanup DateFormatter docstring.)
+* :ghpull:`14622`: Backport PR #14611 on branch v3.1.x (Update some axis docstrings.)
+* :ghpull:`14611`: Update some axis docstrings.
+* :ghpull:`14613`: Cleanup DateFormatter docstring.
+* :ghpull:`14598`: Fix inversion of shared axes.
+* :ghpull:`14610`: Backport PR #14579 on branch v3.1.x (Fix inversion of 3d axis.)
+* :ghpull:`14579`: Fix inversion of 3d axis.
+* :ghpull:`14600`: Backport PR #14599 on branch v3.1.x (DOC: Add numpngw to third party packages.)
+* :ghpull:`14574`: Backport PR #14568 on branch v3.1.x (Don't assume tk canvas have a manager attached.)
+* :ghpull:`14568`: Don't assume tk canvas have a manager attached.
+* :ghpull:`14571`: Backport PR #14566 on branch v3.1.x (Move setting of AA_EnableHighDpiScaling before creating QApplication.)
+* :ghpull:`14566`: Move setting of AA_EnableHighDpiScaling before creating QApplication.
+* :ghpull:`14541`: Backport PR #14535 on branch v3.1.x (Invalidate FT2Font cache when fork()ing.)
+* :ghpull:`14535`: Invalidate FT2Font cache when fork()ing.
+* :ghpull:`14522`: Backport PR #14040 on branch v3.1.x (Gracefully handle non-finite z in tricontour (issue #10167))
+* :ghpull:`14434`: Backport PR #14296 on branch v3.1.x (Fix barbs to accept array of bool for ``flip_barb``)
+* :ghpull:`14518`: Backport PR #14509 on branch v3.1.x (Fix too large icon spacing in Qt5 on non-HiDPI screens)
+* :ghpull:`14509`: Fix too large icon spacing in Qt5 on non-HiDPI screens
+* :ghpull:`14514`: Backport PR #14256 on branch v3.1.x (Improve docstring of Axes.barbs)
+* :ghpull:`14256`: Improve docstring of Axes.barbs
+* :ghpull:`14505`: Backport PR #14395 on branch v3.1.x (MAINT: work around non-zero exit status of "pdftops -v" command.)
+* :ghpull:`14504`: Backport PR #14445 on branch v3.1.x (FIX: fastpath clipped artists)
+* :ghpull:`14502`: Backport PR #14451 on branch v3.1.x (FIX: return points rather than path to fix regression)
+* :ghpull:`14445`: FIX: fastpath clipped artists
+* :ghpull:`14497`: Backport PR #14491 on branch v3.1.x (Fix uses of PyObject_IsTrue.)
+* :ghpull:`14491`: Fix uses of PyObject_IsTrue.
+* :ghpull:`14492`: Backport PR #14490 on branch v3.1.x (Fix links of parameter types)
+* :ghpull:`14490`: Fix links of parameter types
+* :ghpull:`14489`: Backport PR #14459 on branch v3.1.x (Cleanup docstring of DraggableBase.)
+* :ghpull:`14459`: Cleanup docstring of DraggableBase.
+* :ghpull:`14485`: Backport #14429 on v3.1.x
+* :ghpull:`14486`: Backport #14403 on v3.1.
+* :ghpull:`14429`: FIX: if the first elements of an array are masked keep checking
+* :ghpull:`14481`: Backport PR #14475 on branch v3.1.x (change ginoput docstring to match behavior)
+* :ghpull:`14482`: Backport PR #14464 on branch v3.1.x (Mention origin and extent tutorial in API docs for origin kwarg)
+* :ghpull:`14464`: Mention origin and extent tutorial in API docs for origin kwarg
+* :ghpull:`14468`: Backport PR #14449: Improve docs on gridspec
+* :ghpull:`14475`: change ginoput docstring to match behavior
+* :ghpull:`14477`: Backport PR #14461 on branch v3.1.x (Fix out of bounds read in backend_tk.)
+* :ghpull:`14476`: Backport PR #14474 on branch v3.1.x (Fix default value in docstring of errorbar func)
+* :ghpull:`14461`: Fix out of bounds read in backend_tk.
+* :ghpull:`14474`: Fix default value in docstring of errorbar func
+* :ghpull:`14473`: Backport PR #14472 on branch v3.1.x (Fix NameError in example code for setting label via method)
+* :ghpull:`14472`: Fix NameError in example code for setting label via method
+* :ghpull:`14449`: Improve docs on gridspec
+* :ghpull:`14450`: Backport PR #14422 on branch v3.1.x (Fix ReST note in span selector example)
+* :ghpull:`14446`: Backport PR #14438 on branch v3.1.x (Issue #14372 - Add degrees to documentation)
+* :ghpull:`14438`: Issue #14372 - Add degrees to documentation
+* :ghpull:`14437`: Backport PR #14387 on branch v3.1.x (Fix clearing rubberband on nbagg)
+* :ghpull:`14387`: Fix clearing rubberband on nbagg
+* :ghpull:`14435`: Backport PR #14425 on branch v3.1.x (Lic restore license paint)
+* :ghpull:`14296`: Fix barbs to accept array of bool for ``flip_barb``
+* :ghpull:`14430`: Backport PR #14397 on branch v3.1.x (Correctly set clip_path on pcolorfast return artist.)
+* :ghpull:`14397`: Correctly set clip_path on pcolorfast return artist.
+* :ghpull:`14409`: Backport PR #14335 on branch v3.1.x (Add explanation of animation.embed_limit to matplotlibrc.template)
+* :ghpull:`14335`: Add explanation of animation.embed_limit to matplotlibrc.template
+* :ghpull:`14403`: Revert "Preserve whitespace in svg output."
+* :ghpull:`14407`: Backport PR #14406 on branch v3.1.x (Remove extra \iint in math_symbol_table for document)
+* :ghpull:`14398`: Backport PR #14394 on branch v3.1.x (Update link to "MathML torture test".)
+* :ghpull:`14394`: Update link to "MathML torture test".
+* :ghpull:`14389`: Backport PR #14388 on branch v3.1.x (Fixed one little spelling error)
+* :ghpull:`14385`: Backport PR #14316 on branch v3.1.x (Improve error message for kiwisolver import error (DLL load failed))
+* :ghpull:`14388`: Fixed one little spelling error
+* :ghpull:`14384`: Backport PR #14369 on branch v3.1.x (Don't use deprecated mathcircled in docs.)
+* :ghpull:`14316`: Improve error message for kiwisolver import error (DLL load failed)
+* :ghpull:`14369`: Don't use deprecated mathcircled in docs.
+* :ghpull:`14375`: Backport PR #14374 on branch v3.1.x (Check that the figure patch is in bbox_artists before trying to remove.)
+* :ghpull:`14374`: Check that the figure patch is in bbox_artists before trying to remove.
+* :ghpull:`14040`: Gracefully handle non-finite z in tricontour (issue #10167)
+* :ghpull:`14342`: Backport PR #14326 on branch v3.1.x (Correctly apply PNG palette when building ImageBase through Pillow.)
+* :ghpull:`14326`: Correctly apply PNG palette when building ImageBase through Pillow.
+* :ghpull:`14341`: Backport PR #14337 on branch v3.1.x (Docstring cleanup)
+* :ghpull:`14337`: Docstring cleanup
+* :ghpull:`14325`: Backport PR #14126 on branch v3.1.x (Simplify grouped bar chart example)
+* :ghpull:`14324`: Backport PR #14139 on branch v3.1.x (TST: be more explicit about identifying qt4/qt5 imports)
+* :ghpull:`14126`: Simplify grouped bar chart example
+* :ghpull:`14323`: Backport PR #14290 on branch v3.1.x (Convert SymmetricalLogScale to numpydoc)
+* :ghpull:`14139`: TST: be more explicit about identifying qt4/qt5 imports
+* :ghpull:`14290`: Convert SymmetricalLogScale to numpydoc
+* :ghpull:`14321`: Backport PR #14313 on branch v3.1.x
+* :ghpull:`14313`: Support masked array inputs for to_rgba and to_rgba_array.
+* :ghpull:`14320`: Backport PR #14319 on branch v3.1.x (Don't set missing history buttons.)
+* :ghpull:`14319`: Don't set missing history buttons.
+* :ghpull:`14317`: Backport PR #14295: Fix bug in SymmetricalLogTransform.
+* :ghpull:`14302`: Backport PR #14255 on branch v3.1.x (Improve docsstring of Axes.streamplot)
+* :ghpull:`14255`: Improve docsstring of Axes.streamplot
+* :ghpull:`14295`: Fix bug in SymmetricalLogTransform.
+* :ghpull:`14294`: Backport PR #14282 on branch v3.1.x (Fix toolmanager's destroy subplots in tk)
+* :ghpull:`14282`: Fix toolmanager's destroy subplots in tk
+* :ghpull:`14292`: Backport PR #14289 on branch v3.1.x (BUG: Fix performance regression when plotting values from Numpy array sub-classes)
+* :ghpull:`14289`: BUG: Fix performance regression when plotting values from Numpy array sub-classes
+* :ghpull:`14287`: Backport PR #14286 on branch v3.1.x (fix minor typo)
+* :ghpull:`14284`: Backport PR #14279 on branch v3.1.x (In case fallback to Agg fails, let the exception propagate out.)
+* :ghpull:`14254`: Merge up 30x
+* :ghpull:`14279`: In case fallback to Agg fails, let the exception propagate out.
+* :ghpull:`14268`: Backport PR #14261 on branch v3.1.x (Updated polar documentation)
+* :ghpull:`14261`: Updated polar documentation
+* :ghpull:`14264`: Backport PR #14260 on branch v3.1.x (Remove old OSX FAQ page)
+* :ghpull:`14260`: Remove old OSX FAQ page
+* :ghpull:`14249`: Backport PR #14243 on branch v3.1.x (Update docstring of makeMappingArray)
+* :ghpull:`14250`: Backport PR #14149 on branch v3.1.x
+* :ghpull:`14252`: Backport PR #14248 on branch v3.1.x (Fix TextBox not respecting eventson)
+* :ghpull:`14253`: Backport PR #13596 on branch v3.1.x (Normalize properties passed to bxp().)
+* :ghpull:`14251`: Backport PR #14241 on branch v3.1.x (Fix linear segmented colormap with one element)
+* :ghpull:`13596`: Normalize properties passed to bxp().
+* :ghpull:`14248`: Fix TextBox not respecting eventson
+* :ghpull:`14241`: Fix linear segmented colormap with one element
+* :ghpull:`14243`: Update docstring of makeMappingArray
+* :ghpull:`14238`: Backport PR #14164 on branch v3.1.x (Fix regexp for dvipng version detection)
+* :ghpull:`14149`: Avoid using ``axis([xlo, xhi, ylo, yhi])`` in examples.
+* :ghpull:`14164`: Fix regexp for dvipng version detection
+* :ghpull:`13739`: Fix pressing tab breaks keymap in CanvasTk
+
+Issues (30):
+
+* :ghissue:`14620`: Plotting on a log/logit scale overwrites axis inverting
+* :ghissue:`14615`: Inverting an axis using its limits does not work for log scale
+* :ghissue:`14577`: Calling invert_yaxis() on a 3D plot has either no effect or removes ticks
+* :ghissue:`14602`: NavigationToolbar2Tk save_figure function bug
+* :ghissue:`1219`: Show fails on figures created with the object-oriented system
+* :ghissue:`10167`: Segmentation fault with tricontour
+* :ghissue:`13723`: RuntimeError when saving PDFs via parallel processes (not threads!)
+* :ghissue:`14315`: Improvement: Better error message if kiwisolver fails to import
+* :ghissue:`14356`: matplotlib.units.ConversionError on scatter of dates with a NaN in the first position
+* :ghissue:`14467`: Docs for plt.ginput() have the wrong default value for show_clicks keyword argument.
+* :ghissue:`14225`: Matplotlib crashes on windows while maximizing plot window when using Multicursor
+* :ghissue:`14458`: DOC: small inconsistency in errobar docstring
+* :ghissue:`14372`: Document that view_init() arguments should be in degrees
+* :ghissue:`12201`: issues clearing rubberband on nbagg at non-default browser zoom
+* :ghissue:`13576`: pcolorfast misbehaves when changing axis limits
+* :ghissue:`14303`: Unable to import matplotlib on Windows 10 v1903
+* :ghissue:`14283`: RendererSVG CSS 'white-space' property conflicts with default HTML CSS
+* :ghissue:`14293`: imshow() producing "inverted" colors since 3.0.3
+* :ghissue:`14322`: Cannot import matplotlib with Python 3.7.x on Win10Pro
+* :ghissue:`14137`: Qt5 test auto-skip is not working correctly
+* :ghissue:`14301`: scatter() fails on nan-containing input when providing edgecolor
+* :ghissue:`14318`: Don't try to set missing history buttons.
+* :ghissue:`14265`: symlog looses some points since 3.1.0 (example given)
+* :ghissue:`14274`: BUG: plotting with Numpy array subclasses is slow with Matplotlib 3.1.0 (regression)
+* :ghissue:`14263`: import pyplot issue -
+* :ghissue:`14227`: Update "working with Mpl on OSX" docs
+* :ghissue:`13448`: boxplot doesn't normalize properties before applying them
+* :ghissue:`14226`: Modify matplotlib TextBox value without triggering callback
+* :ghissue:`14232`: LinearSegmentedColormap with N=1 gives confusing error message
+* :ghissue:`10365`: Scatter plot with non-sequence ´c´ color should give a better Error message.
diff --git a/doc/users/prev_whats_new/github_stats_3.2.0.rst b/doc/users/prev_whats_new/github_stats_3.2.0.rst
new file mode 100644
index 000000000000..c319158893c0
--- /dev/null
+++ b/doc/users/prev_whats_new/github_stats_3.2.0.rst
@@ -0,0 +1,1150 @@
+.. _github-stats-3-2-0:
+
+GitHub Stats
+============
+
+GitHub stats for 2019/05/18 - 2020/03/03 (tag: v3.1.0)
+
+These lists are automatically generated, and may be incomplete or contain duplicates.
+
+We closed 125 issues and merged 839 pull requests.
+The full list can be seen `on GitHub <https://github.com/matplotlib/matplotlib/milestone/43?closed=1>`__
+
+The following 164 authors contributed 3455 commits.
+
+* Abhinav Sagar
+* Abhinuv Nitin Pitale
+* Adam Gomaa
+* Akshay Nair
+* Alex Rudy
+* Alexander Rudy
+* Antony Lee
+* Ao Liu (frankliuao)
+* Ardie Orden
+* Ashley Whetter
+* Ben Root
+* Benjamin Bengfort
+* Benjamin Congdon
+* Bharat123rox
+* Bingyao Liu
+* Brigitta Sipocz
+* Bruno Pagani
+* brut
+* Carsten
+* Carsten Schelp
+* chaoyi1
+* Cho Yin Yong
+* Chris Barnes
+* Christer Jensen
+* Christian Brodbeck
+* Christoph Pohl
+* chuanzhu xu
+* Colin
+* Cong Ma
+* dabana
+* DanielMatu
+* David Chudzicki
+* David Stansby
+* Deng Tian
+* depano.carlos@gmail.com
+* djdt
+* donchanee
+* Dora Fraeman Caswell
+* Elan Ernest
+* Elliott Sales de Andrade
+* Emlyn Price
+* Eric Firing
+* Eric Wieser
+* Federico Ariza
+* Filipe Fernandes
+* fourpoints
+* fredrik-1
+* Gazing
+* Greg Lucas
+* hannah
+* Harshal Prakash Patankar
+* Ian Hincks
+* Ian Thomas
+* ilopata1
+* ImportanceOfBeingErnest
+* Jacobson Okoro
+* James A. Bednar
+* Jarrod Millman
+* Javad
+* jb-leger
+* Jean-Benoist Leger
+* jfbu
+* joaonsg
+* Jody Klymak
+* Joel Frederico
+* Johannes H. Jensen
+* Johnny Gill
+* Jonas Camillus Jeppesen
+* Jorge Moraleda
+* Joscha Reimer
+* Joseph Albert
+* Jouni K. Seppänen
+* Joy Bhalla
+* Juanjo Bazán
+* Julian Mehne
+* kolibril13
+* krishna katyal
+* ksunden
+* Kyle Sunden
+* Larry Bradley
+* lepuchi
+* luftek
+* Maciej Dems
+* Maik Riechert
+* Marat K
+* Mark Wolf
+* Mark Wolfman
+* Matte
+* Matthias Bussonnier
+* Matthias Geier
+* MatthieuDartiailh
+* Max Chen
+* Max Humber
+* Max Shinn
+* MeeseeksMachine
+* Michael Droettboom
+* Mingkai Dong
+* MinRK
+* miquelastein
+* Molly Rossow
+* Nathan Goldbaum
+* nathan78906
+* Nelle Varoquaux
+* Nick White
+* Nicolas Courtemanche
+* Nikita Kniazev
+* njwhite
+* O. Castany
+* Oliver Natt
+* Olivier
+* Om Sitapara
+* omsitapara23
+* Oriol (Prodesk)
+* Oriol Abril
+* Patrick Feiring
+* Patrick Shriwise
+* PatrickFeiring
+* Paul
+* Paul Hobson
+* Paul Hoffman
+* Paul Ivanov
+* Peter Schutt
+* pharshalp
+* Phil Elson
+* Philippe Pinard
+* Rebecca W Perry
+* ResidentMario
+* Richard Ji-Cathriner
+* RoryIAngus
+* Ryan May
+* S. Fukuda
+* Samesh
+* Samesh Lakhotia
+* sasoripathos
+* SBCV
+* Sebastian Bullinger
+* Sergey Royz
+* Siddhesh Poyarekar
+* Simon Legner
+* SojiroFukuda
+* Steve Dower
+* Taras
+* Ted Drain
+* teddyrendahl
+* Thomas A Caswell
+* Thomas Hisch
+* Thomas Robitaille
+* Till Hoffmann
+* tillahoffmann
+* Tim Hoffmann
+* Tom Flannaghan
+* Travis CI
+* V. Armando Solé
+* Vincent L.M. Mazoyer
+* Viraj Mohile
+* Wafa Soofi
+* Warren Weckesser
+* y1thof
+* yeo
+* Yong Cho Yin
+* Yuya
+* Zhili (Jerry) Pan
+* zhoubecky
+* Zulko
+
+GitHub issues and pull requests:
+
+Pull Requests (839):
+
+* :ghpull:`16626`: Updated Readme + Setup.py for PyPa
+* :ghpull:`16627`: ci: Restore nuget install step on Azure for v3.2.x.
+* :ghpull:`16625`: v3.2.x: Make Azure use local FreeType.
+* :ghpull:`16622`: Backport PR #16613 on branch v3.2.x (Fix edge-case in preprocess_data, if label_namer is optional and unset.)
+* :ghpull:`16613`: Fix edge-case in preprocess_data, if label_namer is optional and unset.
+* :ghpull:`16612`: Backport PR #16605: CI: tweak the vm images we use on azure
+* :ghpull:`16611`: Backport PR #16585 on branch v3.2.x (Fix _preprocess_data for Py3.9.)
+* :ghpull:`16605`: CI: tweak the vm images we use on azure
+* :ghpull:`16585`: Fix _preprocess_data for Py3.9.
+* :ghpull:`16541`: Merge pull request #16404 from jklymak/fix-add-base-symlognorm
+* :ghpull:`16542`: Backport PR #16006: Ignore pos in StrCategoryFormatter.__call__ to di…
+* :ghpull:`16543`: Backport PR #16532: Document default value of save_count parameter in…
+* :ghpull:`16532`: Document default value of save_count parameter in FuncAnimation
+* :ghpull:`16526`: Backport PR #16480 on v.3.2.x: Re-phrase doc for bottom kwarg to hist
+* :ghpull:`16404`: FIX: add base kwarg to symlognor
+* :ghpull:`16518`: Backport PR #16502 on branch v3.2.x (Document theta getters/setters)
+* :ghpull:`16519`: Backport PR #16513 on branch v3.2.x (Add more FreeType tarball hashes.)
+* :ghpull:`16513`: Add more FreeType tarball hashes.
+* :ghpull:`16502`: Document theta getters/setters
+* :ghpull:`16506`: Backport PR #16505 on branch v3.2.x (Add link to blog to front page)
+* :ghpull:`16505`: Add link to blog to front page
+* :ghpull:`16480`: Re-phrase doc for bottom kwarg to hist
+* :ghpull:`16494`: Backport PR #16490 on branch v3.2.x (Fix some typos on the front page)
+* :ghpull:`16489`: Backport PR #16272 on branch v3.2.x (Move mplot3d autoregistration api changes to 3.2.)
+* :ghpull:`16490`: Fix some typos on the front page
+* :ghpull:`16465`: Backport PR #16450 on branch v3.2.x (Fix interaction between sticky_edges and shared axes.)
+* :ghpull:`16466`: Backport PR #16392: FIX colorbars for Norms that do not have a scale.
+* :ghpull:`16392`: FIX colorbars for Norms that do not have a scale.
+* :ghpull:`16450`: Fix interaction between sticky_edges and shared axes.
+* :ghpull:`16453`: Backport PR #16452 on branch v3.2.x (Don't make InvertedLogTransform inherit from deprecated base class.)
+* :ghpull:`16452`: Don't make InvertedLogTransform inherit from deprecated base class.
+* :ghpull:`16436`: Backport PR #16435 on branch v3.2.x (Reword intro to colors api docs.)
+* :ghpull:`16435`: Reword intro to colors api docs.
+* :ghpull:`16399`: Backport PR #16396 on branch v3.2.x (font_manager docs cleanup.)
+* :ghpull:`16396`: font_manager docs cleanup.
+* :ghpull:`16397`: Backport PR #16394 on branch v3.2.x (Mark inkscape 1.0 as unsupported (at least for now).)
+* :ghpull:`16394`: Mark inkscape 1.0 as unsupported (at least for now).
+* :ghpull:`16286`: Fix cbars for different norms
+* :ghpull:`16385`: Backport PR #16226 on branch v3.2.x: Reorganize intro section on main page
+* :ghpull:`16383`: Backport PR #16379 on branch v3.2.x (FIX: catch on message content, not module)
+* :ghpull:`16226`: Reorganize intro section on main page
+* :ghpull:`16364`: Backport PR #16344 on branch v3.2.x (Cast vmin/vmax to floats before nonsingular-expanding them.)
+* :ghpull:`16344`: Cast vmin/vmax to floats before nonsingular-expanding them.
+* :ghpull:`16360`: Backport PR #16347 on branch v3.2.x (FIX: catch warnings from pandas in cbook._check_1d)
+* :ghpull:`16357`: Backport PR #16330 on branch v3.2.x (Clearer signal handling)
+* :ghpull:`16349`: Backport PR #16255 on branch v3.2.x (Move version info to sidebar)
+* :ghpull:`16346`: Backport PR #16298 on branch v3.2.x (Don't recursively call draw_idle when updating artists at draw time.)
+* :ghpull:`16331`: Backport PR #16308 on branch v3.2.x (CI: Use Ubuntu Bionic compatible package names)
+* :ghpull:`16332`: Backport PR #16308 on v3.2.x: CI: Use Ubuntu Bionic compatible package names
+* :ghpull:`16324`: Backport PR #16323 on branch v3.2.x (Add sphinx doc for Axis.axis_name.)
+* :ghpull:`16325`: Backport PR #15462 on v3.2.x: Simplify azure setup.
+* :ghpull:`16323`: Add sphinx doc for Axis.axis_name.
+* :ghpull:`16321`: Backport PR #16311 on branch v3.2.x (don't override non-Python signal handlers)
+* :ghpull:`16308`: CI: Use Ubuntu Bionic compatible package names
+* :ghpull:`16306`: Backport PR #16300 on branch v3.2.x (Don't default to negative radii in polar plot.)
+* :ghpull:`16305`: Backport PR #16250 on branch v3.2.x (Fix zerolen intersect)
+* :ghpull:`16300`: Don't default to negative radii in polar plot.
+* :ghpull:`16278`: Backport PR #16273 on branch v3.2.x (DOC: Changing the spelling of co-ordinates.)
+* :ghpull:`16260`: Backport PR #16259 on branch v3.2.x (TST: something changed in pytest 5.3.3 that breaks our qt fixtures)
+* :ghpull:`16259`: TST: something changed in pytest 5.3.3 that breaks our qt fixtures
+* :ghpull:`16238`: Backport PR #16235 on branch v3.2.x (FIX: AttributeError in TimerBase.start)
+* :ghpull:`16211`: DOC: ValidateInterval was deprecated in 3.2, not 3.1
+* :ghpull:`16224`: Backport PR #16223 on branch v3.2.x (Added DNA Features Viewer description + screenshot in docs/thirdparty/)
+* :ghpull:`16223`: Added DNA Features Viewer description + screenshot in docs/thirdparty/
+* :ghpull:`16222`: Backport PR #16212 on branch v3.2.x (Fix deprecation from #13544)
+* :ghpull:`16212`: Fix deprecation from #13544
+* :ghpull:`16207`: Backport PR #16189 on branch v3.2.x (MNT: set default canvas when un-pickling)
+* :ghpull:`16189`: MNT: set default canvas when un-pickling
+* :ghpull:`16179`: Backport PR #16175: FIX: ignore axes that aren't visible
+* :ghpull:`16175`: FIX: ignore axes that aren't visible
+* :ghpull:`16168`: Backport PR #16166 on branch v3.2.x (Add badge for citing 3.1.2)
+* :ghpull:`16148`: Backport PR #16128 on branch v3.2.x (CI: Do not use nbformat 5.0.0/5.0.1 for testing)
+* :ghpull:`16145`: Backport PR #16053 on branch v3.2.x (Fix v_interval setter)
+* :ghpull:`16128`: CI: Do not use nbformat 5.0.0/5.0.1 for testing
+* :ghpull:`16135`: Backport PR #16112 on branch v3.2.x (CI: Fail when failed to install dependencies)
+* :ghpull:`16132`: Backport PR #16126 on branch v3.2.x (TST: test_fork: Missing join)
+* :ghpull:`16124`: Backport PR #16105 on branch v3.2.x (Fix legend dragging.)
+* :ghpull:`16122`: Backport PR #16113 on branch v3.2.x (Renderer Graphviz inheritance diagrams as svg)
+* :ghpull:`16105`: Fix legend dragging.
+* :ghpull:`16113`: Renderer Graphviz inheritance diagrams as svg
+* :ghpull:`16112`: CI: Fail when failed to install dependencies
+* :ghpull:`16119`: Backport PR #16065 on branch v3.2.x (Nicer formatting of community aspects on front page)
+* :ghpull:`16074`: Backport PR #16061 on branch v3.2.x (Fix deprecation message for axes_grid1.colorbar.)
+* :ghpull:`16093`: Backport PR #16079 on branch v3.2.x (Fix restuctured text formatting)
+* :ghpull:`16094`: Backport PR #16080 on branch v3.2.x (Cleanup docstrings in backend_bases.py)
+* :ghpull:`16086`: FIX: use supported attribute to check pillow version
+* :ghpull:`16084`: Backport PR #16077 on branch v3.2.x (Fix some typos)
+* :ghpull:`16077`: Fix some typos
+* :ghpull:`16079`: Fix restuctured text formatting
+* :ghpull:`16080`: Cleanup docstrings in backend_bases.py
+* :ghpull:`16061`: Fix deprecation message for axes_grid1.colorbar.
+* :ghpull:`16006`: Ignore pos in StrCategoryFormatter.__call__ to display correct label in the preview window
+* :ghpull:`16056`: Backport PR #15864 on branch v3.2.x ([Add the info of 'sviewgui' in thirdparty package])
+* :ghpull:`15864`: Add 'sviewgui' to list of thirdparty packages
+* :ghpull:`16055`: Backport PR #16037 on branch v3.2.x (Doc: use empty ScalarMappable for colorbars with no associated image.)
+* :ghpull:`16054`: Backport PR #16048 on branch v3.2.x (Document that colorbar() takes a label kwarg.)
+* :ghpull:`16037`: Doc: use empty ScalarMappable for colorbars with no associated image.
+* :ghpull:`16048`: Document that colorbar() takes a label kwarg.
+* :ghpull:`16042`: Backport PR #16031 on branch v3.2.x (Fix docstring of hillshade().)
+* :ghpull:`16033`: Backport PR #16028 on branch v3.2.x (Prevent FigureCanvasQT_draw_idle recursively calling itself.)
+* :ghpull:`16021`: Backport PR #16007 on branch v3.2.x (Fix search on nested pages)
+* :ghpull:`16019`: Backport PR #15735 on branch v3.2.x (Cleanup some mplot3d docstrings.)
+* :ghpull:`15987`: Backport PR #15886 on branch v3.2.x (Fix Annotation using different units and different coords on x/y.)
+* :ghpull:`15886`: Fix Annotation using different units and different coords on x/y.
+* :ghpull:`15984`: Backport PR #15970 on branch v3.2.x (Process clip paths the same way as regular Paths.)
+* :ghpull:`15970`: Process clip paths the same way as regular Paths.
+* :ghpull:`15963`: Backport PR #15937 on branch v3.2.x (Don't hide exceptions in FontManager.addfont.)
+* :ghpull:`15956`: Backport PR #15901 on branch v3.2.x (Update backend_nbagg for removal of Gcf._activeQue.)
+* :ghpull:`15937`: Don't hide exceptions in FontManager.addfont.
+* :ghpull:`15959`: Backport PR #15953 on branch v3.2.x (Update donation link)
+* :ghpull:`15901`: Update backend_nbagg for removal of Gcf._activeQue.
+* :ghpull:`15954`: Backport PR #15914 on branch v3.2.x (Example for sigmoid function with horizontal lines)
+* :ghpull:`15914`: Example for sigmoid function with horizontal lines
+* :ghpull:`15930`: Backport PR #15925 on branch v3.2.x (Optimize setting units to None when they're already None.)
+* :ghpull:`15925`: Optimize setting units to None when they're already None.
+* :ghpull:`15915`: Backport PR #15903 on branch v3.2.x (Correctly handle non-affine transData in Collection.get_datalim.)
+* :ghpull:`15903`: Correctly handle non-affine transData in Collection.get_datalim.
+* :ghpull:`15908`: Backport PR #15857 on branch v3.2.x (LassoSelection shouldn't useblit on canvas not supporting blitting.)
+* :ghpull:`15857`: LassoSelection shouldn't useblit on canvas not supporting blitting.
+* :ghpull:`15905`: Backport PR #15763 on branch v3.2.x (Skip webagg test if tornado is not available.)
+* :ghpull:`15882`: Backport PR #15859 on branch v3.2.x (Doc: Move search field into nav bar)
+* :ghpull:`15868`: Backport PR #15848 on branch v3.2.x: Cleanup environment variables FAQ
+* :ghpull:`15872`: Backport PR #15869 on branch v3.2.x (Update markers docs.)
+* :ghpull:`15869`: Update markers docs.
+* :ghpull:`15867`: Backport PR #15789 on branch v3.2.x (Cleanup xticks/yticks docstrings.)
+* :ghpull:`15870`: Backport PR #15865 on branch v3.2.x (Fix a typo)
+* :ghpull:`15871`: Backport PR #15824 on branch v3.2.x (Document doc style for default values)
+* :ghpull:`15824`: Document doc style for default values
+* :ghpull:`15865`: Fix a typo
+* :ghpull:`15789`: Cleanup xticks/yticks docstrings.
+* :ghpull:`15862`: Backport PR #15851 on branch v3.2.x (ffmpeg is available on default ubuntu packages now)
+* :ghpull:`15848`: Cleanup environment variables FAQ.
+* :ghpull:`15844`: Backport PR #15841 on branch v3.2.x (DOC: specify the expected shape in the Collection.set_offset)
+* :ghpull:`15841`: DOC: specify the expected shape in the Collection.set_offset
+* :ghpull:`15837`: Backport PR #15799 on branch v3.2.x (Improve display of author names on PDF titlepage of matplotlib own docs)
+* :ghpull:`15799`: Improve display of author names on PDF titlepage of matplotlib own docs
+* :ghpull:`15831`: Backport PR #15829 on branch v3.2.x (In C extensions, use FutureWarning, not DeprecationWarning.)
+* :ghpull:`15829`: In C extensions, use FutureWarning, not DeprecationWarning.
+* :ghpull:`15818`: Backport PR #15619 on branch v3.2.x (Improve zorder demo)
+* :ghpull:`15819`: Backport PR #15601 on branch v3.2.x (Fix FontProperties conversion to/from strings)
+* :ghpull:`15601`: Fix FontProperties conversion to/from strings
+* :ghpull:`15619`: Improve zorder demo
+* :ghpull:`15810`: Backport PR #15809 on branch v3.2.x (Exclude artists from legend using label attributte)
+* :ghpull:`15809`: Exclude artists from legend using label attributte
+* :ghpull:`15808`: Backport PR #15513 on branch v3.2.x (Separate plots using #### in make_room_for_ylabel_using_axesgrid.py)
+* :ghpull:`15513`: Separate plots using #### in make_room_for_ylabel_using_axesgrid.py
+* :ghpull:`15807`: Backport PR #15791 on branch v3.2.x (Cleanup backend_bases docstrings.)
+* :ghpull:`15791`: Cleanup backend_bases docstrings.
+* :ghpull:`15803`: Backport PR #15795 on branch v3.2.x (Remove incorrect statement re2: colorbars in image tutorial.)
+* :ghpull:`15795`: Remove incorrect statement re: colorbars in image tutorial.
+* :ghpull:`15794`: Backport PR #15793 on branch v3.2.x (fix a couple typos in tutorials)
+* :ghpull:`15793`: fix a couple typos in tutorials
+* :ghpull:`15774`: Backport PR #15748 on branch v3.2.x (Fix incorrect macro in FT2Font setup.)
+* :ghpull:`15748`: Fix incorrect macro in FT2Font setup.
+* :ghpull:`15759`: Backport PR #15751 on branch v3.2.x (Modernize FAQ entry for plt.show().)
+* :ghpull:`15762`: Backport PR #15752 on branch v3.2.x (Update boxplot/violinplot faq.)
+* :ghpull:`15755`: Backport PR #15661 on branch v3.2.x (Document scope of 3D scatter depthshading.)
+* :ghpull:`15742`: Backport PR #15729 on branch v3.2.x (Catch correct parse errror type for dateutil >= 2.8.1)
+* :ghpull:`15738`: Backport PR #15737 on branch v3.2.x (Fix env override in WebAgg backend test.)
+* :ghpull:`15724`: Backport PR #15718 on branch v3.2.x (Update donation link)
+* :ghpull:`15716`: Backport PR #15683 on branch v3.2.x (Cleanup dates.py docstrings.)
+* :ghpull:`15683`: Cleanup dates.py docstrings.
+* :ghpull:`15688`: Backport PR #15682 on branch v3.2.x (Make histogram_bin_edges private.)
+* :ghpull:`15682`: Make histogram_bin_edges private.
+* :ghpull:`15666`: Backport PR #15649 on branch v3.2.x (Fix searchindex.js loading when ajax fails (because e.g. CORS in embedded iframes))
+* :ghpull:`15669`: Backport PR #15654 on branch v3.2.x (Fix some broken links.)
+* :ghpull:`15660`: Backport PR #15647 on branch v3.2.x (Update some links)
+* :ghpull:`15653`: Backport PR #15623 on branch v3.2.x (Docstring for Artist.mouseover)
+* :ghpull:`15623`: Docstring for Artist.mouseover
+* :ghpull:`15634`: Backport PR #15626 on branch v3.2.x (Note minimum supported version for fontconfig.)
+* :ghpull:`15633`: Backport PR #15620 on branch v3.2.x (TST: Increase tolerance of some tests for aarch64)
+* :ghpull:`15626`: Note minimum supported version for fontconfig.
+* :ghpull:`15632`: Backport PR #15627 on branch v3.2.x (Make it easier to test various animation writers in examples.)
+* :ghpull:`15620`: TST: Increase tolerance of some tests for aarch64
+* :ghpull:`15627`: Make it easier to test various animation writers in examples.
+* :ghpull:`15618`: Backport PR #15613 on branch v3.2.x (Revert "Don't bother with manually resizing the Qt main window.")
+* :ghpull:`15613`: Revert "Don't bother with manually resizing the Qt main window."
+* :ghpull:`15593`: Backport PR #15590 on branch v3.2.x (Rename numpy to NumPy in docs.)
+* :ghpull:`15590`: Rename numpy to NumPy in docs.
+* :ghpull:`15588`: Backport PR #15478 on branch v3.2.x (Make ConciseDateFormatter obey timezone)
+* :ghpull:`15478`: Make ConciseDateFormatter obey timezone
+* :ghpull:`15583`: Backport PR #15512 on branch v3.2.x
+* :ghpull:`15584`: Backport PR #15579 on branch v3.2.x (Remove matplotlib.sphinxext.tests from __init__.py)
+* :ghpull:`15579`: Remove matplotlib.sphinxext.tests from __init__.py
+* :ghpull:`15577`: Backport PR #14705 on branch v3.2.x (Correctly size non-ASCII characters in agg backend.)
+* :ghpull:`14705`: Correctly size non-ASCII characters in agg backend.
+* :ghpull:`15572`: Backport PR #15452 on branch v3.2.x (Improve example for tick formatters)
+* :ghpull:`15570`: Backport PR #15561 on branch v3.2.x (Update thirdparty scalebar)
+* :ghpull:`15452`: Improve example for tick formatters
+* :ghpull:`15545`: Backport PR #15429 on branch v3.2.x (Fix OSX build on azure)
+* :ghpull:`15544`: Backport PR #15537 on branch v3.2.x (Add a third party package in the doc: matplotlib-scalebar)
+* :ghpull:`15561`: Update thirdparty scalebar
+* :ghpull:`15567`: Backport PR #15562 on branch v3.2.x (Improve docsting of AxesImage)
+* :ghpull:`15562`: Improve docsting of AxesImage
+* :ghpull:`15565`: Backport PR #15556 on branch v3.2.x (Fix test suite compat with ghostscript 9.50.)
+* :ghpull:`15556`: Fix test suite compat with ghostscript 9.50.
+* :ghpull:`15560`: Backport PR #15553 on branch v3.2.x (DOC: add cache-buster query string to css path)
+* :ghpull:`15552`: Backport PR #15528 on branch v3.2.x (Declutter home page)
+* :ghpull:`15554`: Backport PR #15523 on branch v3.2.x (numpydoc AxesImage)
+* :ghpull:`15523`: numpydoc AxesImage
+* :ghpull:`15549`: Backport PR #15516 on branch v3.2.x (Add logo like font)
+* :ghpull:`15543`: Backport PR #15539 on branch v3.2.x (Small cleanups to backend docs.)
+* :ghpull:`15542`: Backport PR #15540 on branch v3.2.x (axisartist tutorial fixes.)
+* :ghpull:`15537`: Add a third party package in the doc: matplotlib-scalebar
+* :ghpull:`15541`: Backport PR #15533 on branch v3.2.x (Use svg instead of png for website logo)
+* :ghpull:`15539`: Small cleanups to backend docs.
+* :ghpull:`15540`: axisartist tutorial fixes.
+* :ghpull:`15538`: Backport PR #15535 on branch v3.2.x (Avoid really long lines in event handling docs.)
+* :ghpull:`15535`: Avoid really long lines in event handling docs.
+* :ghpull:`15531`: Backport PR #15527 on branch v3.2.x (Clarify imshow() docs concerning scaling and grayscale images)
+* :ghpull:`15527`: Clarify imshow() docs concerning scaling and grayscale images
+* :ghpull:`15522`: Backport PR #15500 on branch v3.2.x (Improve antialiasing example)
+* :ghpull:`15524`: Backport PR #15499 on branch v3.2.x (Do not show path in font table example)
+* :ghpull:`15525`: Backport PR #15498 on branch v3.2.x (Simplify matshow example)
+* :ghpull:`15498`: Simplify matshow example
+* :ghpull:`15499`: Do not show path in font table example
+* :ghpull:`15521`: Backport PR #15519 on branch v3.2.x (FIX: fix anti-aliasing zoom bug)
+* :ghpull:`15500`: Improve antialiasing example
+* :ghpull:`15519`: FIX: fix anti-aliasing zoom bug
+* :ghpull:`15510`: Backport PR #15489 on branch v3.2.x (DOC: adding main nav to site)
+* :ghpull:`15495`: Backport PR #15486 on branch v3.2.x (Fixes an error in the documentation of Ellipse)
+* :ghpull:`15488`: Backport PR #15372 on branch v3.2.x (Add example for drawstyle)
+* :ghpull:`15490`: Backport PR #15487 on branch v3.2.x (Fix window not always raised in Qt example)
+* :ghpull:`15487`: Fix window not always raised in Qt example
+* :ghpull:`15372`: Add example for drawstyle
+* :ghpull:`15485`: Backport PR #15454 on branch v3.2.x (Rewrite Anscombe's quartet example)
+* :ghpull:`15483`: Backport PR #15480 on branch v3.2.x (Fix wording in [packages] section of setup.cfg)
+* :ghpull:`15454`: Rewrite Anscombe's quartet example
+* :ghpull:`15480`: Fix wording in [packages] section of setup.cfg
+* :ghpull:`15477`: Backport PR #15464 on branch v3.2.x (Remove unused code (remainder from #15453))
+* :ghpull:`15471`: Backport PR #15460 on branch v3.2.x (Fix incorrect value check in axes_grid.)
+* :ghpull:`15456`: Backport PR #15453 on branch v3.2.x (Improve example for tick locators)
+* :ghpull:`15457`: Backport PR #15450 on branch v3.2.x (API: rename DivergingNorm to TwoSlopeNorm)
+* :ghpull:`15450`: API: rename DivergingNorm to TwoSlopeNorm
+* :ghpull:`15434`: In imsave, let pnginfo have precedence over metadata.
+* :ghpull:`15445`: Backport PR #15439 on branch v3.2.x (DOC: mention discourse main page)
+* :ghpull:`15425`: Backport PR #15422 on branch v3.2.x (FIX: typo in attribute lookup)
+* :ghpull:`15449`: DOC: fix build
+* :ghpull:`15429`: Fix OSX build on azure
+* :ghpull:`15420`: Backport PR #15380 on branch v3.2.x (Update docs of BoxStyle)
+* :ghpull:`15380`: Update docs of BoxStyle
+* :ghpull:`15300`: CI: use python -m to make sure we are using the pip/pytest we want
+* :ghpull:`15414`: Backport PR #15413 on branch v3.2.x (catch OSError instead of FileNotFoundError in _get_executable_info to resolve #15399)
+* :ghpull:`15413`: catch OSError instead of FileNotFoundError in _get_executable_info to resolve #15399
+* :ghpull:`15406`: Backport PR #15347 on branch v3.2.x (Fix axes.hist bins units)
+* :ghpull:`15405`: Backport PR #15391 on branch v3.2.x (Increase fontsize in inheritance graphs)
+* :ghpull:`15347`: Fix axes.hist bins units
+* :ghpull:`15391`: Increase fontsize in inheritance graphs
+* :ghpull:`15389`: Backport PR #15379 on branch v3.2.x (Document formatting strings in the docs)
+* :ghpull:`15379`: Document formatting strings in the docs
+* :ghpull:`15386`: Backport PR #15385 on branch v3.2.x (Reword hist() doc.)
+* :ghpull:`15385`: Reword hist() doc.
+* :ghpull:`15377`: Backport PR #15357 on branch v3.2.x (Add 'step' and 'barstacked' to histogram_histtypes demo)
+* :ghpull:`15357`: Add 'step' and 'barstacked' to histogram_histtypes demo
+* :ghpull:`15366`: Backport PR #15364 on branch v3.2.x (DOC: fix typo in colormap docs)
+* :ghpull:`15362`: Backport PR #15350 on branch v3.2.x (Don't generate double-reversed cmaps ("viridis_r_r", ...).)
+* :ghpull:`15360`: Backport PR #15258 on branch v3.2.x (Don't fallback to view limits when autoscale()ing no data.)
+* :ghpull:`15350`: Don't generate double-reversed cmaps ("viridis_r_r", ...).
+* :ghpull:`15258`: Don't fallback to view limits when autoscale()ing no data.
+* :ghpull:`15299`: Backport PR #15296 on branch v3.2.x (Fix typo/bug from 18cecf7)
+* :ghpull:`15327`: Backport PR #15326 on branch v3.2.x (List of minimal versions of dependencies)
+* :ghpull:`15326`: List of minimal versions of dependencies
+* :ghpull:`15317`: Backport PR #15291 on branch v3.2.x (Remove error_msg_qt from backend_qt4.)
+* :ghpull:`15316`: Backport PR #15283 on branch v3.2.x (Don't default axes_grid colorbar locator to MaxNLocator.)
+* :ghpull:`15291`: Remove error_msg_qt from backend_qt4.
+* :ghpull:`15283`: Don't default axes_grid colorbar locator to MaxNLocator.
+* :ghpull:`15315`: Backport PR #15308 on branch v3.2.x (Doc: Add close event to list of events)
+* :ghpull:`15308`: Doc: Add close event to list of events
+* :ghpull:`15312`: Backport PR #15307 on branch v3.2.x (DOC: center footer)
+* :ghpull:`15307`: DOC: center footer
+* :ghpull:`15276`: Backport PR #15271 on branch v3.2.x (Fix font weight validation)
+* :ghpull:`15279`: Backport PR #15252 on branch v3.2.x (Mention labels and milestones in PR review guidelines)
+* :ghpull:`15252`: Mention labels and milestones in PR review guidelines
+* :ghpull:`15268`: Backport PR #15266 on branch v3.2.x (Embedding in Tk example: Fix toolbar being clipped.)
+* :ghpull:`15269`: Backport PR #15267 on branch v3.2.x (added multi-letter example to mathtext tutorial)
+* :ghpull:`15267`: added multi-letter example to mathtext tutorial
+* :ghpull:`15266`: Embedding in Tk example: Fix toolbar being clipped.
+* :ghpull:`15243`: Move some new API changes to the correct place
+* :ghpull:`15245`: Fix incorrect calls to warn_deprecated.
+* :ghpull:`15239`: Composite against white, not the savefig.facecolor rc, in print_jpeg.
+* :ghpull:`15227`: contains_point() docstring fixes
+* :ghpull:`15242`: Cleanup widgets docstrings.
+* :ghpull:`14889`: Support pixel-by-pixel alpha in imshow.
+* :ghpull:`14928`: Logit scale nonsingular
+* :ghpull:`14998`: Fix nonlinear spine positions & inline Spine._calc_offset_transform into get_spine_transform.
+* :ghpull:`15231`: Doc: Do not write default for non-existing rcParams
+* :ghpull:`15222`: Cleanup projections/__init__.py.
+* :ghpull:`15228`: Minor docstring style cleanup
+* :ghpull:`15237`: Cleanup widgets.py.
+* :ghpull:`15229`: Doc: Fix Bbox and BboxBase links
+* :ghpull:`15235`: Kill FigureManagerTk._num.
+* :ghpull:`15234`: Drop mention of msinttypes in Windows build.
+* :ghpull:`15224`: Avoid infinite loop when switching actions in qt backend.
+* :ghpull:`15230`: Doc: Remove hard-documented rcParams defaults
+* :ghpull:`15149`: pyplot.style.use() to accept pathlib.Path objects as arguments
+* :ghpull:`15220`: Correctly format floats passed to pgf backend.
+* :ghpull:`15216`: Update docstrings of contains_point(s) methods
+* :ghpull:`15209`: Exclude s-g generated files from flake8 check.
+* :ghpull:`15204`: PEP8ify some variable names.
+* :ghpull:`15196`: Force html4 writer for sphinx 2
+* :ghpull:`13544`: Improve handling of subplots spanning multiple gridspec cells.
+* :ghpull:`15194`: Trivial style fixes.
+* :ghpull:`15202`: Deprecate the renderer parameter to Figure.tight_layout.
+* :ghpull:`15195`: Fix integers being passed as length to quiver3d.
+* :ghpull:`15180`: Add some more internal links to 3.2.0 what's new
+* :ghpull:`13510`: Change Locator MAXTICKS checking to emitting a log at WARNING level.
+* :ghpull:`15184`: Mark missing_references extension as parallel read safe
+* :ghpull:`15150`: Autodetect whether pgf can use \includegraphics[interpolate].
+* :ghpull:`15163`: 3.2.0 API changes page
+* :ghpull:`15176`: What's new for 3.2.0
+* :ghpull:`11947`: Ensure streamplot Euler step is always called when going out of bounds.
+* :ghpull:`13702`: Deduplicate methods shared between Container and Artist.
+* :ghpull:`15169`: TST: verify warnings fail the test suite
+* :ghpull:`14888`: Replace some polar baseline images by check_figures_equal.
+* :ghpull:`15027`: More readability improvements on axis3d.
+* :ghpull:`15171`: Add useful error message when trying to add Slider to 3DAxes
+* :ghpull:`13775`: Doc: Scatter Hist example update
+* :ghpull:`15164`: removed a typo
+* :ghpull:`15152`: Support for shorthand hex colors.
+* :ghpull:`15159`: Follow up on #14424 for docstring
+* :ghpull:`14424`: ENH: Add argument size validation to quiver.
+* :ghpull:`15137`: DOC: add example to power limit API change note
+* :ghpull:`15144`: Improve local page contents CSS
+* :ghpull:`15143`: Restore doc references.
+* :ghpull:`15124`: Replace parameter lists with square brackets
+* :ghpull:`13077`: fix FreeType build on Azure
+* :ghpull:`15123`: Improve categorical example
+* :ghpull:`15134`: Fix missing references in doc build.
+* :ghpull:`13937`: Use PYTHONFAULTHANDLER to switch on the Python fault handler.
+* :ghpull:`13452`: Replace axis_artist.AttributeCopier by normal inheritance.
+* :ghpull:`15045`: Resize canvas when changing figure size
+* :ghpull:`15122`: Fixed app creation in qt5 backend (see #15100)
+* :ghpull:`15099`: Add lightsource parameter to bar3d
+* :ghpull:`14876`: Inline some afm parsing code.
+* :ghpull:`15119`: Deprecate a validator for a deprecated rcParam value.
+* :ghpull:`15121`: Fix Stacked bar graph example
+* :ghpull:`15113`: Cleanup layout_from_subplotspec.
+* :ghpull:`13543`: Remove zip_safe=False flag from setup.py.
+* :ghpull:`12860`: ENH: LogLocator: check for correct dimension of subs added
+* :ghpull:`14349`: Replace ValidateInterval by simpler specialized validators.
+* :ghpull:`14352`: Remove redundant is_landscape kwarg from backend_ps helpers.
+* :ghpull:`15087`: Pass gid to renderer
+* :ghpull:`14703`: Don't bother with manually resizing the Qt main window.
+* :ghpull:`14833`: Reuse TexManager implementation in convert_psfrags.
+* :ghpull:`14893`: Update layout.html for sphinx themes
+* :ghpull:`15098`: Simplify symlog range determination logic
+* :ghpull:`15112`: Cleanup legend() docstring.
+* :ghpull:`15108`: Fix doc build and resync matplotlibrc.template with actual defaults.
+* :ghpull:`14940`: Fix text kerning calculations and some FT2Font cleanup
+* :ghpull:`15082`: Privatize font_manager.JSONEncoder.
+* :ghpull:`15106`: Update docs of GridSpec
+* :ghpull:`14832`: ENH:made default tick formatter to switch to scientific notation earlier
+* :ghpull:`15086`: Style fixes.
+* :ghpull:`15073`: Add entry for blume to thirdparty package index
+* :ghpull:`15095`: Simplify _png extension by handling file open/close in Python.
+* :ghpull:`15092`: MNT: Add test for aitoff-projection
+* :ghpull:`15101`: Doc: fix typo in contour doc
+* :ghpull:`14624`: Fix axis inversion with loglocator and logitlocator.
+* :ghpull:`15088`: Fix more doc references.
+* :ghpull:`15063`: Add Comic Neue as a fantasy font.
+* :ghpull:`14867`: Propose change to PR merging policy.
+* :ghpull:`15068`: Add FontManager.addfont to register fonts at specific paths.
+* :ghpull:`13397`: Deprecate axes_grid1.colorbar (in favor of matplotlib's own).
+* :ghpull:`14521`: Move required_interactive_framework to canvas class.
+* :ghpull:`15083`: Cleanup spines example.
+* :ghpull:`14997`: Correctly set formatters and locators on removed shared axis
+* :ghpull:`15064`: Fix eps hatching in MacOS Preview
+* :ghpull:`15074`: Write all ACCEPTS markers in docstrings as comments.
+* :ghpull:`15078`: Clarify docstring of FT2Font.get_glyph_name.
+* :ghpull:`15080`: Fix cross-references in API changes < 3.0.0.
+* :ghpull:`15072`: Cleanup patheffects.
+* :ghpull:`15071`: Cleanup offsetbox.py.
+* :ghpull:`15070`: Fix cross-references in API changes < 2.0.0.
+* :ghpull:`10691`: Fix for shared axes diverging after setting tick markers
+* :ghpull:`15069`: Style fixes for font_manager.py.
+* :ghpull:`15067`: Fix cross-references in API changes < 1.0
+* :ghpull:`15061`: Fix cross-references in tutorials and FAQ
+* :ghpull:`15060`: Fix cross-references in examples.
+* :ghpull:`14957`: Documentation for using ConnectionPatch across Axes with constrained…
+* :ghpull:`15053`: Make citation bit of README less wordy
+* :ghpull:`15044`: numpydoc set_size_inches docstring
+* :ghpull:`15050`: Clarify unnecessary special handling for colons in paths.
+* :ghpull:`14797`: DOC: create a Agg figure without pyplot in buffer example
+* :ghpull:`14844`: Add citation info to README
+* :ghpull:`14884`: Do not allow canvas size to become smaller than MinSize in wx backend…
+* :ghpull:`14941`: Improvements to make_icons.py.
+* :ghpull:`15048`: DOC: more nitpick follow up
+* :ghpull:`15043`: Fix Docs: Don’t warn for unused ignores
+* :ghpull:`15025`: Re-write text wrapping logic
+* :ghpull:`14840`: Don't assume transform is valid on access to matrix.
+* :ghpull:`14862`: Make optional in docstrings optional
+* :ghpull:`15028`: Python version conf.py
+* :ghpull:`15033`: FIX: un-break nightly wheels on py37
+* :ghpull:`15046`: v3.1.x merge up
+* :ghpull:`15015`: Fix bad missing-references.json due to PR merge race condition.
+* :ghpull:`14581`: Make logscale bar/hist autolimits more consistents.
+* :ghpull:`15034`: Doc fix nitpick
+* :ghpull:`14614`: Deprecate {x,y,z}axis_date.
+* :ghpull:`14991`: Handle inherited is_separable, has_inverse in transform props detection.
+* :ghpull:`15032`: Clarify effect of axis('equal') on explicit data limits
+* :ghpull:`15031`: Update docs of GridSpec
+* :ghpull:`14106`: Describe FigureManager
+* :ghpull:`15024`: Update docs of GridSpecBase
+* :ghpull:`14906`: Deprecate some FT2Image methods.
+* :ghpull:`14963`: More Axis3D cleanup.
+* :ghpull:`15009`: Provide signatures to some C-level classes and methods.
+* :ghpull:`14968`: DOC: colormap manipulation tutorial update
+* :ghpull:`15006`: Deprecate get/set_*ticks minor positional use
+* :ghpull:`14989`: DOC:Update axes documentation
+* :ghpull:`14871`: Parametrize determinism tests.
+* :ghpull:`14768`: DOC: Enable nitpicky
+* :ghpull:`15013`: Matplotlib requires Python 3.6, which in turn requires Mac OS X 10.6+
+* :ghpull:`15012`: Fix typesetting of "GitHub"
+* :ghpull:`14954`: Cleanup polar_legend example.
+* :ghpull:`14519`: Check parameters of ColorbarBase
+* :ghpull:`14942`: Make _classic_test style a tiny patch on top of classic.
+* :ghpull:`14988`: pathlibify/fstringify setup/setupext.
+* :ghpull:`14511`: Deprecate allowing scalars for fill_between where
+* :ghpull:`14493`: Remove deprecated fig parameter form GridSpecBase.get_subplot_params()
+* :ghpull:`14995`: Further improve backend tutorial.
+* :ghpull:`15000`: Use warnings.warn, not logging.warning, in microseconds locator warning.
+* :ghpull:`14990`: Fix nonsensical transform in mixed-mode axes aspect computation.
+* :ghpull:`15002`: No need to access filesystem in test_dates.py.
+* :ghpull:`14549`: Improve backends documentation
+* :ghpull:`14774`: Fix image bbox clip.
+* :ghpull:`14978`: Typo fixes in pyplot.py
+* :ghpull:`14702`: Don't enlarge toolbar for Qt high-dpi.
+* :ghpull:`14922`: Autodetect some transform properties.
+* :ghpull:`14962`: Replace inspect.getfullargspec by inspect.signature.
+* :ghpull:`14958`: Improve docs of toplevel module.
+* :ghpull:`14926`: Save a matrix unpacking/repacking in offsetbox.
+* :ghpull:`14961`: Cleanup demo_agg_filter.
+* :ghpull:`14924`: Kill the C-level (private) RendererAgg.buffer_rgba, which returns a copy.
+* :ghpull:`14946`: Delete virtualenv faq.
+* :ghpull:`14944`: Shorten style.py.
+* :ghpull:`14931`: Deprecate some obscure rcParam synonyms.
+* :ghpull:`14947`: Fix inaccuracy re: backends in intro tutorial.
+* :ghpull:`14904`: Fix typo in secondary_axis.py example.
+* :ghpull:`14925`: Support passing spine bounds as single tuple.
+* :ghpull:`14921`: DOC: Make abbreviation of versus consistent.
+* :ghpull:`14739`: Improve indentation of Line2D properties in docstrings.
+* :ghpull:`14923`: In examples, prefer buffer_rgba to print_to_buffer.
+* :ghpull:`14908`: Make matplotlib.style.available sorted alphabetically.
+* :ghpull:`13567`: Deprecate MovieWriterRegistry cache-dirtyness system.
+* :ghpull:`14879`: Error out when unsupported kwargs are passed to Scale.
+* :ghpull:`14512`: Logit scale, changes in LogitLocator and LogitFormatter
+* :ghpull:`12415`: ENH: fig.set_size to allow non-inches units
+* :ghpull:`13783`: Deprecate disable_internet.
+* :ghpull:`14886`: Further simplify the flow of pdf text output.
+* :ghpull:`14894`: Make slowness warning for legend(loc="best") more accurate.
+* :ghpull:`14891`: Fix nightly test errors
+* :ghpull:`14895`: Fix typos
+* :ghpull:`14890`: Remove unused private helper method in mplot3d.
+* :ghpull:`14872`: Unify text layout paths.
+* :ghpull:`8183`: Allow array alpha for imshow
+* :ghpull:`13832`: Vectorize handling of stacked/cumulative in hist().
+* :ghpull:`13630`: Simplify PolarAxes.can_pan.
+* :ghpull:`14565`: Rewrite an argument check to _check_getitem
+* :ghpull:`14875`: Cleanup afm module docstring.
+* :ghpull:`14880`: Fix animation blitting for plots with shared axes
+* :ghpull:`14870`: FT2Font.get_char_index never returns None.
+* :ghpull:`13463`: Deprecate Locator.autoscale.
+* :ghpull:`13724`: ENH: anti-alias down-sampled images
+* :ghpull:`14848`: Clearer error message for plt.axis()
+* :ghpull:`14660`: colorbar(label=None) should give an empty label
+* :ghpull:`14654`: Cleanup of docstrings of scales
+* :ghpull:`14868`: Update bar stacked example to directly manipulate axes.
+* :ghpull:`14749`: Fix get_canvas_width_height() for pgf backend.
+* :ghpull:`14776`: Make ExecutableUnavailableError
+* :ghpull:`14843`: Don't try to cleanup CallbackRegistry during interpreter shutdown.
+* :ghpull:`14849`: Improve tkagg icon resolution
+* :ghpull:`14866`: changed all readme headings to verbs
+* :ghpull:`13364`: Numpyfy tick handling code in Axis3D.
+* :ghpull:`13642`: FIX: get_datalim for collection
+* :ghpull:`14860`: Stopgap fix for pandas converters in tests.
+* :ghpull:`6498`: Check canvas identity in Artist.contains.
+* :ghpull:`14707`: Add titlecolor in rcParams
+* :ghpull:`14853`: Fix typo in set_adjustable check.
+* :ghpull:`14845`: More cleanups.
+* :ghpull:`14809`: Clearer calls to ConnectionPatch.
+* :ghpull:`14716`: Use str instead of string as type in docstrings
+* :ghpull:`14338`: Simplify/pathlibify image_comparison.
+* :ghpull:`8930`: timedelta formatter
+* :ghpull:`14733`: Deprecate FigureFrameWx.statusbar & NavigationToolbar2Wx.statbar.
+* :ghpull:`14713`: Unite masked and NaN plot examples
+* :ghpull:`14576`: Let Axes3D share have_units, _on_units_changed with 2d axes.
+* :ghpull:`14575`: Make ticklabel_format work both for 2D and 3D axes.
+* :ghpull:`14834`: DOC: Webpage not formated correctly on gallery docs
+* :ghpull:`14730`: Factor out common parts of wx event handlers.
+* :ghpull:`14727`: Fix axes aspect for non-linear, non-log, possibly mixed-scale axes.
+* :ghpull:`14835`: Only allow set_adjustable("datalim") for axes with standard data ratios.
+* :ghpull:`14746`: Simplify Arrow constructor.
+* :ghpull:`14752`: Doc changes to git setup
+* :ghpull:`14732`: Deduplicate wx configure_subplots tool.
+* :ghpull:`14715`: Use array-like in docs
+* :ghpull:`14728`: More floating_axes cleanup.
+* :ghpull:`14719`: Make Qt navtoolbar more robust against removal of either pan or zoom.
+* :ghpull:`14695`: Various small simplifications
+* :ghpull:`14745`: Replace Affine2D().scale(x, x) by Affine2D().scale(x).
+* :ghpull:`14687`: Add missing spaces after commas in docs
+* :ghpull:`14810`: Lighten icons of NavigationToolbar2QT on dark-themes
+* :ghpull:`14786`: Deprecate axis_artist.BezierPath.
+* :ghpull:`14750`: Misc. simplifications.
+* :ghpull:`14807`: API change note on automatic blitting detection for backends
+* :ghpull:`11004`: Deprecate smart_bounds handling in Axis and Spine
+* :ghpull:`14785`: Kill some never-used attributes.
+* :ghpull:`14723`: Cleanup some parameter descriptions in matplotlibrc.template
+* :ghpull:`14808`: Small docstring updates
+* :ghpull:`14686`: Inset orientation
+* :ghpull:`14805`: Simplify text_layout example.
+* :ghpull:`12052`: Make AxesImage.contains account for transforms
+* :ghpull:`11860`: Let MovieFileWriter save temp files in a new dir
+* :ghpull:`11423`: FigureCanvas Designer
+* :ghpull:`10688`: Add legend handler and artist for FancyArrow
+* :ghpull:`8321`: Added ContourSet clip_path kwarg and set_clip_path() method (#2369)
+* :ghpull:`14641`: Simplify _process_plot_var_args.
+* :ghpull:`14631`: Refactor from_levels_and_colors.
+* :ghpull:`14790`: DOC:Add link to style examples in matplotlib.style documentation
+* :ghpull:`14799`: Deprecate dates.mx2num.
+* :ghpull:`14793`: Remove sudo tag in travis
+* :ghpull:`14795`: Autodetect whether a canvas class supports blitting.
+* :ghpull:`14794`: DOC: Update the documetation of homepage of website
+* :ghpull:`14629`: Delete HTML build sources to save on artefact upload time
+* :ghpull:`14792`: Fix spelling typos
+* :ghpull:`14789`: Prefer Affine2D.translate to offset_transform in examples.
+* :ghpull:`14783`: Cleanup mlab.detrend.
+* :ghpull:`14791`: Make 'extended' and 'expanded' synonymous in font_manager
+* :ghpull:`14787`: Remove axis_artist _update, which is always a noop.
+* :ghpull:`14758`: Compiling C-ext with incorrect FreeType libs makes future compiles break
+* :ghpull:`14763`: Deprecate math_symbol_table function directive
+* :ghpull:`14762`: Decrease uses of get_canvas_width_height.
+* :ghpull:`14748`: Cleanup demo_text_path.
+* :ghpull:`14740`: Remove sudo tag in travis
+* :ghpull:`14737`: Cleanup twin axes docstrings.
+* :ghpull:`14729`: Small simplifications.
+* :ghpull:`14726`: Trivial simplification to Axis3d._get_coord_info.
+* :ghpull:`14718`: Add explanations for single character color names.
+* :ghpull:`14710`: Pin pydocstyle<4.0
+* :ghpull:`14709`: Try to improve the readability and styling of matplotlibrc.template file
+* :ghpull:`14278`: Inset axes bug and docs fix
+* :ghpull:`14478`: MNT: protect from out-of-bounds data access at the c level
+* :ghpull:`14569`: More deduplication of backend_tools.
+* :ghpull:`14652`: Soft-deprecate transform_point.
+* :ghpull:`14664`: Improve error reporting for scatter c as invalid RGBA.
+* :ghpull:`14625`: Don't double-wrap in silent_list.
+* :ghpull:`14689`: Update embedding_in_wx4 example.
+* :ghpull:`14679`: Further simplify colormap reversal.
+* :ghpull:`14667`: Move most of pytest's conf to conftest.py.
+* :ghpull:`14632`: Remove reference to old Tk/Windows bug.
+* :ghpull:`14673`: More shortening of setup.py prints.
+* :ghpull:`14678`: Fix small typo
+* :ghpull:`14680`: Format parameters in descriptions with emph instead of backticks
+* :ghpull:`14674`: Simplify colormap reversal.
+* :ghpull:`14672`: Artist tutorial fixes
+* :ghpull:`14653`: Remove some unnecessary prints from setup.py.
+* :ghpull:`14662`: Add a _check_getitem helper to go with _check_in_list/_check_isinstance.
+* :ghpull:`14666`: Update IPython's doc link in Image tutorial
+* :ghpull:`14671`: Improve readability of matplotlibrc.template
+* :ghpull:`14665`: Fix a typo in pyplot tutorial
+* :ghpull:`14616`: Use builtin round instead of np.round for scalars.
+* :ghpull:`12554`: backend_template docs and fixes
+* :ghpull:`14635`: Fix bug when setting negative limits and using log scale
+* :ghpull:`14604`: Update hist() docstring following removal of normed kwarg.
+* :ghpull:`14630`: Remove the private Tick._name attribute.
+* :ghpull:`14555`: Coding guidelines concerning the API
+* :ghpull:`14516`: Document and test _get_packed_offsets()
+* :ghpull:`14628`: matplotlib > Matplotlib in devel docs
+* :ghpull:`14627`: gitignore pip-wheel-metadta/ directory
+* :ghpull:`14612`: Update some mplot3d docs.
+* :ghpull:`14617`: Remove a Py2.4(!) backcompat fix.
+* :ghpull:`14605`: Update hist2d() docstring.
+* :ghpull:`13084`: When linking against libpng/zlib on Windows, use upstream lib names.
+* :ghpull:`13685`: Remove What's new  fancy example
+* :ghpull:`14573`: Cleanup jpl_units.
+* :ghpull:`14583`: Fix overly long lines in setupext.
+* :ghpull:`14588`: Remove [status] suppress from setup.cfg.
+* :ghpull:`14591`: Style fixes for secondary_axis.
+* :ghpull:`14594`: DOC: Make temperature scale example use a closure for easier reusability
+* :ghpull:`14447`: FIX: allow secondary axes minor locators to be set
+* :ghpull:`14567`: Fix unicode_minus + usetex.
+* :ghpull:`14351`: Remove some redundant check_in_list calls.
+* :ghpull:`14550`: Restore thumbnail of usage guide
+* :ghpull:`10222`: Use symlinks instead of copies for test result_images.
+* :ghpull:`14267`: cbook docs cleanup
+* :ghpull:`14556`: Improve @deprecated's docstring.
+* :ghpull:`14557`: Clarify how to work with threads.
+* :ghpull:`14545`: In contributing.rst, encourage kwonly args and minimizing public APIs.
+* :ghpull:`14533`: Misc. style fixes.
+* :ghpull:`14542`: Move plot_directive doc to main API index.
+* :ghpull:`14499`: Improve custom figure example
+* :ghpull:`14543`: Remove the "Developing a new backend" section from contributing guide.
+* :ghpull:`14540`: Simplify backend switching in plot_directive.
+* :ghpull:`14539`: Don't overindent enumerated list in plot_directive docstring.
+* :ghpull:`14537`: Slightly tighten the Bbox API.
+* :ghpull:`14223`: Rewrite intro to usage guide.
+* :ghpull:`14495`: Numpydocify axes_artist.py
+* :ghpull:`14529`: mpl_toolkits style fixes.
+* :ghpull:`14528`: mathtext style fixes.
+* :ghpull:`13536`: Make unit converters also handle instances of subclasses.
+* :ghpull:`13730`: Include FreeType error codes in FreeType exception messages.
+* :ghpull:`14500`: Fix pydocstyle D403 (First word of the first line should be properly capitalized) in examples
+* :ghpull:`14506`: Simplify Qt tests.
+* :ghpull:`14513`: More fixes to pydocstyle D403 (First word capitalization)
+* :ghpull:`14496`: Fix pydocstyle D208 (Docstring is over-indented)
+* :ghpull:`14347`: Deprecate rcsetup.validate_path_exists.
+* :ghpull:`14383`: Remove the ````package_data.dlls```` setup.cfg entry.
+* :ghpull:`14346`: Simplify various validators in rcsetup.
+* :ghpull:`14366`: Move test_rcparams test files inline into test_rcparams.py.
+* :ghpull:`14401`: Assume that mpl-data is in its standard location.
+* :ghpull:`14454`: Simplify implementation of svg.image_inline.
+* :ghpull:`14470`: Add _check_isinstance helper.
+* :ghpull:`14479`: fstringify backend_ps more.
+* :ghpull:`14484`: Support unicode minus with ps.useafm.
+* :ghpull:`14494`: Style fixes.
+* :ghpull:`14465`: Docstrings cleanups.
+* :ghpull:`14466`: Let SecondaryAxis inherit get_tightbbox from _AxesBase.
+* :ghpull:`13940`: Some more f-strings.
+* :ghpull:`14379`: Remove unnecessary uses of unittest.mock.
+* :ghpull:`14483`: Improve font weight guessing.
+* :ghpull:`14419`: Fix test_imshow_pil on Windows.
+* :ghpull:`14460`: canvas.blit() already defaults to blitting the full figure canvas.
+* :ghpull:`14462`: Register timeout pytest marker.
+* :ghpull:`14414`: FEATURE: Alpha channel in Gouraud triangles in the pdf backend
+* :ghpull:`13659`: Clarify behavior of the 'tight' kwarg to autoscale/autoscale_view.
+* :ghpull:`13901`: Only test png output for mplot3d.
+* :ghpull:`13338`: Replace list.extend by star-expansion or other constructs.
+* :ghpull:`14448`: Misc doc style cleanup
+* :ghpull:`14310`: Update to Bounding Box for Qt5 FigureCanvasATAgg.paintEvent()
+* :ghpull:`14380`: Inline $MPLLOCALFREETYPE/$PYTEST_ADDOPTS/$NPROC in .travis.yml.
+* :ghpull:`14413`: MAINT: small improvements to the pdf backend
+* :ghpull:`14452`: MAINT: Minor cleanup to make functions more self consisntent
+* :ghpull:`14441`: Misc. docstring cleanups.
+* :ghpull:`14440`: Interpolations example
+* :ghpull:`14402`: Prefer ``mpl.get_data_path()``, and support Paths in FontProperties.
+* :ghpull:`14420`: MAINT: Upgrade pytest again
+* :ghpull:`14423`: Fix docstring of subplots().
+* :ghpull:`14410`: Use aspect=1, not aspect=True.
+* :ghpull:`14412`: MAINT: Don't install pytest 4.6.0 on Travis
+* :ghpull:`14377`: Rewrite assert np.* tests to use numpy.testing
+* :ghpull:`14399`: Improve warning for case where data kwarg entry is ambiguous.
+* :ghpull:`14390`: Cleanup docs of bezier
+* :ghpull:`14400`: Fix to_rgba_array() for empty input
+* :ghpull:`14308`: Small clean to SymmetricalLogLocator
+* :ghpull:`14311`: travis: add c code coverage measurements
+* :ghpull:`14393`: Remove remaining unicode-strings markers.
+* :ghpull:`14391`: Remove explicit inheritance from object
+* :ghpull:`14343`: acquiring and releaseing keypresslock when textbox is being activated
+* :ghpull:`14353`: Register flaky pytest marker.
+* :ghpull:`14373`: Properly hide __has_include to support C++<17 compilers.
+* :ghpull:`14378`: Remove setup_method
+* :ghpull:`14368`: Finish removing jquery from the repo.
+* :ghpull:`14360`: Deprecate ``boxplot(..., whis="range")``.
+* :ghpull:`14376`: Simplify removal of figure patch from bbox calculations.
+* :ghpull:`14363`: Make is_natively_supported private.
+* :ghpull:`14330`: Remove remaining unittest.TestCase uses
+* :ghpull:`13663`: Kill the PkgConfig singleton in setupext.
+* :ghpull:`13067`: Simplify generation of error messages for missing libpng/freetype.
+* :ghpull:`14358`: DOC boxplot ``whis`` parameter
+* :ghpull:`14014`: Disallow figure argument for pyplot.subplot() and Figure.add_subplot()
+* :ghpull:`14350`: Use cbook._check_in_list more often.
+* :ghpull:`14348`: Cleanup markers.py.
+* :ghpull:`14345`: Use importorskip for tests depending on pytz.
+* :ghpull:`14170`: In setup.py, inline the packages that need to be installed into setup().
+* :ghpull:`14332`: Use raw docstrings instead of escaping backslashes
+* :ghpull:`14336`: Enforce pydocstyle D412
+* :ghpull:`14144`: Deprecate the 'warn' parameter to matplotlib.use().
+* :ghpull:`14328`: Remove explicit inheritance from object
+* :ghpull:`14035`: Improve properties formatting in interpolated docstrings.
+* :ghpull:`14018`: pep8ing.
+* :ghpull:`13542`: Move {setup,install}_requires from setupext.py to setup.py.
+* :ghpull:`13670`: Simplify the logic of axis().
+* :ghpull:`14046`: Deprecate checkdep_ps_distiller.
+* :ghpull:`14236`: Simplify StixFonts.get_sized_alternatives_for_symbol.
+* :ghpull:`14101`: Shorten _ImageBase._make_image.
+* :ghpull:`14246`: Deprecate public use of makeMappingArray
+* :ghpull:`13740`: Deprecate plotfile.
+* :ghpull:`14216`: Walk the artist tree when preparing for saving with tight bbox.
+* :ghpull:`14305`: Small grammatical error.
+* :ghpull:`14104`: Factor out retrieval of data relative to datapath
+* :ghpull:`14016`: pep8ify backends.
+* :ghpull:`14299`: Fix #13711 by importing cbook.
+* :ghpull:`14244`: Remove APIs deprecated in mpl3.0.
+* :ghpull:`14068`: Alternative fix for passing iterator as frames to FuncAnimation
+* :ghpull:`13711`: Deprecate NavigationToolbar2Tk.set_active.
+* :ghpull:`14280`: Simplify validate_markevery logic.
+* :ghpull:`14273`: pep8ify a couple of variable names.
+* :ghpull:`14115`: Reorganize scatter arguments parsing.
+* :ghpull:`14271`: Replace some uses of np.iterable
+* :ghpull:`14257`: Changing cmap(np.nan) to 'bad' value rather than 'under' value
+* :ghpull:`14259`: Deprecate string as color sequence
+* :ghpull:`13506`: Change colorbar for contour to have the proper axes limits...
+* :ghpull:`13494`: Add colorbar annotation example plot to gallery
+* :ghpull:`14266`: Make matplotlib.figure.AxesStack private
+* :ghpull:`14166`: Shorten usage of ``@image_comparison``.
+* :ghpull:`14240`: Merge up 31x
+* :ghpull:`14242`: Avoid a buffer copy in PillowWriter.
+* :ghpull:`9672`: Only set the wait cursor if the last draw was >1s ago.
+* :ghpull:`14224`: Update plt.show() doc
+* :ghpull:`14218`: Use stdlib mimetypes instead of hardcoding them.
+* :ghpull:`14082`: In tk backend, don't try to update mouse position after resize.
+* :ghpull:`14084`: Check number of positional arguments passed to quiver()
+* :ghpull:`14214`: Fix some docstring style issues.
+* :ghpull:`14201`: Fix E124 flake8 violations (closing bracket indentation).
+* :ghpull:`14096`:  Consistently use axs to refer to a set of Axes
+* :ghpull:`14204`: Fix various flake8 indent problems.
+* :ghpull:`14205`: Obey flake8 "don't assign a lambda, use a def".
+* :ghpull:`14198`: Remove unused imports
+* :ghpull:`14173`: Prepare to change the default pad for AxesDivider.append_axes.
+* :ghpull:`13738`: Fix TypeError when plotting stacked bar chart with decimal
+* :ghpull:`14151`: Clarify error with usetex when cm-super is not installed.
+* :ghpull:`14107`: Feature: draw percentiles in violinplot
+* :ghpull:`14172`: Remove check_requirements from setupext.
+* :ghpull:`14158`: Fix test_lazy_imports in presence of $MPLBACKEND or matplotlibrc.
+* :ghpull:`14157`: Isolate nbagg test from user ipython profile.
+* :ghpull:`14147`: Dedent overindented list in example docstring.
+* :ghpull:`14134`: Deprecate the dryrun parameter to print_foo().
+* :ghpull:`14145`: Remove warnings handling for fixed bugs.
+* :ghpull:`13977`: Always import pyplot when calling matplotlib.use().
+* :ghpull:`14131`: Make test suite fail on warnings.
+* :ghpull:`13593`: Only autoscale_view() when needed, not after every plotting call.
+* :ghpull:`13902`: Add support for metadata= and pil_kwargs= in imsave().
+* :ghpull:`14140`: Avoid backslash-quote by changing surrounding quotes.
+* :ghpull:`14132`: Move some toplevel strings into the only functions that use them.
+* :ghpull:`13708`: Annotation.contains shouldn't consider the text+arrow's joint bbox.
+* :ghpull:`13980`: Don't let margins expand polar plots to negative radii by default.
+* :ghpull:`14075`: Remove uninformative entries from glossary.
+* :ghpull:`14002`: Allow pandas DataFrames through norms
+* :ghpull:`14114`: Allow SVG Text-as-Text to Use Data Coordinates
+* :ghpull:`14120`: Remove mention of $QT_API in matplotlibrc example.
+* :ghpull:`13878`: Style fixes for floating_axes.
+* :ghpull:`14108`: Deprecate FigureCanvasMac.invalidate in favor of draw_idle.
+* :ghpull:`13879`: Clarify handling of "extreme" values in FloatingAxisArtistHelper.
+* :ghpull:`5602`: Automatic downsampling of images.
+* :ghpull:`14112`: Remove old code path in layout.html
+* :ghpull:`13959`: Scatter: make "c" and "s" argument handling more consistent.
+* :ghpull:`14110`: Simplify scatter_piecharts example.
+* :ghpull:`14111`: Trivial cleanups.
+* :ghpull:`14085`: Simplify get_current_fig_manager().
+* :ghpull:`14083`: Deprecate FigureCanvasBase.draw_cursor.
+* :ghpull:`14089`: Cleanup bar_stacked, bar_unit_demo examples.
+* :ghpull:`14063`: Add pydocstyle checks to flake8
+* :ghpull:`14077`: Fix tick label wobbling in animated Qt example
+* :ghpull:`14070`: Cleanup some pyplot docstrings.
+* :ghpull:`6280`: Added ability to offset errorbars when using errorevery.
+* :ghpull:`13679`: Fix passing iterator as frames to FuncAnimation
+* :ghpull:`14023`: Improve Unicode minus example
+* :ghpull:`14041`: Pretty-format subprocess logs.
+* :ghpull:`14038`: Cleanup path.py docstrings.
+* :ghpull:`13701`: Small cleanups.
+* :ghpull:`14020`: Better error message when trying to use Gtk3Agg backend without cairo
+* :ghpull:`14021`: Fix ax.legend Returns markup
+* :ghpull:`13986`: Support RGBA for quadmesh mode of pcolorfast.
+* :ghpull:`14009`: Deprecate compare_versions.
+* :ghpull:`14010`: Deprecate get_home()
+* :ghpull:`13932`: Remove many unused variables.
+* :ghpull:`13854`: Cleanup contour.py.
+* :ghpull:`13866`: Switch PyArg_ParseTupleAndKeywords from "es" to "s".
+* :ghpull:`13945`: Make unicode_minus example more focused.
+* :ghpull:`13876`: Deprecate factor=None in axisartist.
+* :ghpull:`13929`: Better handle deprecated rcParams.
+* :ghpull:`13851`: Deprecate setting Axis.major.locator to non-Locator; idem for Formatters
+* :ghpull:`13938`: numpydocify quiverkey.
+* :ghpull:`13936`: Pathlibify animation.
+* :ghpull:`13984`: Allow setting tick colour on 3D axes
+* :ghpull:`13987`: Deprecate mlab.{apply_window,stride_repeat}.
+* :ghpull:`13983`: Fix locator/formatter setting when removing shared Axes
+* :ghpull:`13957`: Remove many unused variables in tests.
+* :ghpull:`13981`: Test cleanups.
+* :ghpull:`13970`: Check vmin/vmax are valid when doing inverse in LogNorm
+* :ghpull:`13978`: Make normalize_kwargs more convenient for third-party use.
+* :ghpull:`13972`: Remove _process_plot_var_args.set{line,patch}_props.
+* :ghpull:`13795`: Make _warn_external correctly report warnings arising from tests.
+* :ghpull:`13885`: Deprecate axisartist.grid_finder.GridFinderBase.
+* :ghpull:`13913`: Fix string numbers in to_rgba() and is_color_like()
+* :ghpull:`13935`: Deprecate the useless switch_backend_warn parameter to matplotlib.test.
+* :ghpull:`13952`: Cleanup animation tests.
+* :ghpull:`13942`: Make Cursors an (Int)Enum.
+* :ghpull:`13953`: Unxfail a now fixed test in test_category.
+* :ghpull:`13925`: Fix passing Path to ps backend when text.usetex rc is True.
+* :ghpull:`13943`: Don't crash on str(figimage(...)).
+* :ghpull:`13944`: Document how to support unicode minus in pgf backend.
+* :ghpull:`13802`: New rcparam to set default axes title location
+* :ghpull:`13855`: ``a and b or c`` -> ``b if a else c``
+* :ghpull:`13923`: Correctly handle invalid PNG metadata.
+* :ghpull:`13926`: Suppress warnings in tests.
+* :ghpull:`13920`: Style fixes for category.py.
+* :ghpull:`13889`: Shorten docstrings by removing unneeded :class:/:func: + rewordings.
+* :ghpull:`13911`: Fix joinstyles example
+* :ghpull:`13917`: Faster categorical tick formatter.
+* :ghpull:`13918`: Make matplotlib.testing assume pytest by default, not nose.
+* :ghpull:`13894`: Check for positive number of rows and cols
+* :ghpull:`13895`: Remove unused setupext.is_min_version.
+* :ghpull:`13886`: Shorten Figure.set_size_inches.
+* :ghpull:`13859`: Ensure figsize is positive finite
+* :ghpull:`13877`: ``zeros_like(x) + y`` -> ``full_like(x, y)``
+* :ghpull:`13875`: Style fixes for grid_helper_curvelinear.
+* :ghpull:`13873`: Style fixes to grid_finder.
+* :ghpull:`13782`: Don't access internet during tests.
+* :ghpull:`13833`: Some more usage of _check_in_list.
+* :ghpull:`13834`: Cleanup FancyArrowPatch docstring
+* :ghpull:`13811`: Generate Figure method wrappers via boilerplate.py
+* :ghpull:`13797`: Move sphinxext test to matplotlib.tests like everyone else.
+* :ghpull:`13770`: broken_barh docstring
+* :ghpull:`13757`: Remove mention of "enabling fontconfig support".
+* :ghpull:`13454`: Add "c" as alias for "color" for Collections
+* :ghpull:`13756`: Reorder the logic of _update_title_position.
+* :ghpull:`13744`: Restructure boilerplate.py
+* :ghpull:`13369`: Use default colours for examples
+* :ghpull:`13697`: Delete pyplot_scales example.
+* :ghpull:`13726`: Clarify a bit the implementation of blend_hsv.
+* :ghpull:`13731`: Check for already running QApplication in Qt embedding example.
+* :ghpull:`13736`: Deduplicate docstrings and validation for set_alpha.
+* :ghpull:`13737`: Remove duplicated methods in FixedAxisArtistHelper.
+* :ghpull:`13721`: Kill pyplot docstrings that get overwritten by @docstring.copy.
+* :ghpull:`13690`: Cleanup hexbin.
+* :ghpull:`13683`: Remove axes border for examples that list styles
+* :ghpull:`13280`: Add SubplotSpec.add_subplot.
+* :ghpull:`11387`: Deprecate Axes3D.w_{x,y,z}axis in favor of .{x,y,z}axis.
+* :ghpull:`13671`: Suppress some warnings in tests.
+* :ghpull:`13657`: DOC: fail the doc build on errors, but keep going to end
+* :ghpull:`13647`: Fix FancyArrowPatch joinstyle
+* :ghpull:`13637`: BLD: parameterize python_requires
+* :ghpull:`13633`: plot_directive: Avoid warning if plot_formats doesn't contain 'png'
+* :ghpull:`13629`: Small example simplification.
+* :ghpull:`13620`: Improve watermark example
+* :ghpull:`13589`: Kill Axes._connected.
+* :ghpull:`13428`: free cart pendulum animation example
+* :ghpull:`10487`: fixed transparency bug
+* :ghpull:`13551`: Fix IndexError for pyplot.legend() when plotting empty bar chart with label
+* :ghpull:`13524`: Cleanup docs for GraphicsContextBase.{get,set}_dashes.
+* :ghpull:`13556`: Cleanup warnings handling in tests.
+* :ghpull:`8100`: Deprecate MAXTICKS, Locator.raise_if_exceeds.
+* :ghpull:`13534`: More followup to autoregistering 3d axes.
+* :ghpull:`13327`: pcolorfast simplifications.
+* :ghpull:`13532`: More use of cbook._check_in_list.
+* :ghpull:`13520`: Register 3d projection by default.
+* :ghpull:`13394`: Deduplicate some code between floating_axes and grid_helper_curvelinear.
+* :ghpull:`13527`: Make SubplotSpec.num2 never None.
+* :ghpull:`12249`: Replaced noqa-comments by using Axes3D.name instead of '3d' for proje…
+
+Issues (125):
+
+* :ghissue:`16487`: Add link to blog to front page
+* :ghissue:`16478`: The bottom parameter of plt.hist() shifts the data as well, not just the baseline
+* :ghissue:`16280`: SymLogNorm colorbar incorrect on master
+* :ghissue:`16448`: Bad interaction between shared axes and pcolormesh sticky edges
+* :ghissue:`16451`: InvertedLogTransform inherits from deprecated base
+* :ghissue:`16420`: Error when adding colorbar to pcolormesh of a boolean array
+* :ghissue:`16114`: Prose error on website (first paragraph)
+* :ghissue:`8291`: Unable to pickle.load(fig) with mpl in jupyter notebook
+* :ghissue:`16173`: Constrained_layout creates extra axes when used with subgridspec
+* :ghissue:`16127`: nbformat 5.0.0 missing schema files
+* :ghissue:`15849`: Using pandas.Timestamp in blended coordinate system of ax.annotate.
+* :ghissue:`6015`: scatterplot axis autoscale fails for small data values
+* :ghissue:`15806`: 3.2.0 may break some Cartopy tests
+* :ghissue:`15852`: Lasso selector does not show in Jupyter notebook
+* :ghissue:`15820`: Show incomplete tick labels when using mixed chinese and english characters
+* :ghissue:`15770`: DOCS 2D Line label option ``_nolegend_`` is not documented
+* :ghissue:`15332`: Type promotion error with datetime bins in hist
+* :ghissue:`15611`: BUG: Qt5Agg window size regression
+* :ghissue:`7130`: Incorrect autoscaling of polar plot limits after scatter
+* :ghissue:`15576`: Multi-line ticks cause cut-offs
+* :ghissue:`8609`: Clipped tick labels
+* :ghissue:`15517`: antialiased image check seems wrong when used on zoomed image
+* :ghissue:`13400`: Qt Embedding w/ Spyder
+* :ghissue:`14724`: drawstyle parameter of line needs example
+* :ghissue:`13619`: Importing matplotlib.animation prevents python script from executing in the background
+* :ghissue:`14270`: Secondary axis called with [0, 1] might produce exceptions in case these are invalid data
+* :ghissue:`15417`: Why is smart_bounds() being deprecated?
+* :ghissue:`9778`: Blanks in colorbar just inside of 'extend' arrowpoints when using AxesGrid
+* :ghissue:`15336`: DivergingNorm is a misleading name
+* :ghissue:`15399`: OSError: [Errno 86] Bad CPU type in executable: 'convert' on import matplotlib.animation
+* :ghissue:`15109`: matplotlib.collections inheritance diagram small/blurry
+* :ghissue:`15331`: Log Scale: FloatingPointError: underflow encountered in power
+* :ghissue:`15251`: Large memory growth with log scaling and linear ticking
+* :ghissue:`15247`: Colorbar tick placement issues with ImageGrid and LogNorm
+* :ghissue:`15306`: Footer off centre
+* :ghissue:`13485`: Matplotlib NavigationToolbar2Tk disappears when reducing window size
+* :ghissue:`15232`: DOC: Automatic default rcParam expansion creates misleading sentences
+* :ghissue:`14141`: setting spine position on a log plot fails
+* :ghissue:`15138`: Make plt.style.use accept path-like objects in addition to string
+* :ghissue:`14207`: Check if point is in path or not by contains_point
+* :ghissue:`13591`: Style issues when building the docs with (future) Sphinx 2.0
+* :ghissue:`8089`: Using Minute Locator to set x-axis ticks exceeds Locator.MAXTICKS
+* :ghissue:`15075`: sphinxext.missing_references does not specify if it supports parallel file read.
+* :ghissue:`10963`: Replace \pgfimage by \includegraphics in PGF backend
+* :ghissue:`15156`: ax.text fails with positional argument error
+* :ghissue:`14439`: hist() fails when all data points are np.nan
+* :ghissue:`15042`: How to handle sphinx nitpicky mode
+* :ghissue:`14060`: quiver(C=...) argument is not reasonably validated
+* :ghissue:`11335`: TST: testing not catching bad escape sequences in doc strings
+* :ghissue:`15040`: Wrong figure window size after calling fig.set_size_inches() repeatedly
+* :ghissue:`15100`: Issue with creating QApplication in QT backend
+* :ghissue:`14887`: kerning seems generally wrong
+* :ghissue:`14800`: default tick formatter could switch to scientific notation earlier
+* :ghissue:`14503`: Add a test for #14451
+* :ghissue:`14907`: ConnectionPatch across axes needs to be excluded from layout management
+* :ghissue:`14911`: Removing a shared axes via ``ax.remove()`` leads to an error.
+* :ghissue:`12462`: cbar.add_lines should allow manually adding lines, not just contour sets
+* :ghissue:`14796`: Show user how to use Agg buffer in example
+* :ghissue:`14883`: MinSize not respected using wx backend causes wxAssertionError. Bug fix included.
+* :ghissue:`15014`: Wrapping of text adds leading newline character if first word is long
+* :ghissue:`14918`: constrained_layout fails with hidden axis...
+* :ghissue:`14981`: Barplot call crashes when called with yscale="log" and bins with h=0
+* :ghissue:`4621`: Default bottom of Stepfilled histograms should be set according to ymin
+* :ghissue:`15030`: Doc build broken
+* :ghissue:`8093`: set_ylim not working with plt.axis('equal')
+* :ghissue:`6055`: Serious problems on the axes documentation
+* :ghissue:`9979`: Axis limits are set badly with small values in scatter().
+* :ghissue:`10842`: Text bbox empty dict should be ignored
+* :ghissue:`13698`: The default logit minor locator should not display tick labels
+* :ghissue:`14878`: plt.yscale doesn't throw warning with invalid kwarg
+* :ghissue:`5619`: Symlog linear region
+* :ghissue:`14564`: Broken string interpolation
+* :ghissue:`13668`: Add better error message to plt.axis()
+* :ghissue:`14563`: colorbar label prints "None" when label=None
+* :ghissue:`13660`: Closing a matplotlib figure with event handling occasionally causes “TypeError: isinstance()”
+* :ghissue:`13033`: 'NoneType' has no attribute '_alive' when using plt in a context manager
+* :ghissue:`13891`: Blurry app icon on macOS
+* :ghissue:`14656`: Axes title default color
+* :ghissue:`14831`: DOC: Webpage not formated correctly on gallery docs
+* :ghissue:`13819`: Aspect ratio for not so common scales
+* :ghissue:`8878`: Setting aspect ratio for semi-log plots
+* :ghissue:`4900`: UnboundLocalError: local variable 'aspect_scale_mode' referenced before assignment
+* :ghissue:`14608`: Issue with using plt.axis('equal') with plt.polar(theta,r) plot
+* :ghissue:`12893`: [PyQt] NavigationToolbar2QT : Error when removing tools
+* :ghissue:`14670`: indicate_inset rectangles is sensitive to axis-flipping
+* :ghissue:`14362`: Add link to style examples in matplotlib.style documentation
+* :ghissue:`6295`: restore_region is not documented as a method of FigureCanvas
+* :ghissue:`14754`: Better pointer to dev docs on website
+* :ghissue:`14744`: Savefig svg fails with "Cannot cast array data from dtype('<U7') to dtype('float64') according to the rule 'safe'"
+* :ghissue:`11919`: Wrong Error Message
+* :ghissue:`6824`: Image comparison decorator: symlinks to baseline images
+* :ghissue:`12180`: Deprecate and remove pyplot.plotfile?
+* :ghissue:`14180`: ImageComparisonFailure: Image sizes do not match expected size
+* :ghissue:`14443`: Secondary axis does not show minor ticks.
+* :ghissue:`8423`: UnicodeDecodeError when making a plot using the 'classic' style and text.usetex=True
+* :ghissue:`11275`: A "TypeError" is raised if subclass inherited from "datetime" is used
+* :ghissue:`9127`: ps.useafm and axes.unicode_minus are incompatible
+* :ghissue:`7571`: matplotlib.widget.TextBox not correctly stopping keyboard shortcuts
+* :ghissue:`14370`: gcc error when building matplotlib dev from source
+* :ghissue:`14011`: TypeError on plt.subplot(figure=plt.figure())
+* :ghissue:`13676`: FuncAnimation with generator causes crash on StopIteration
+* :ghissue:`9892`: colormaps (cm) do not properly handle NaN values.
+* :ghissue:`14122`: Unexpected behavior in matplotlib.colors.to_rgba_array when passing unknown color name string
+* :ghissue:`9546`: The busy cursor is annoying in some instances
+* :ghissue:`10788`: TypeError when plotting stacked bar chart with decimal
+* :ghissue:`14146`: Saving polar plots with MiKTeX on Windows fails for some file formats
+* :ghissue:`8532`: Feature Request: draw percentiles in violinplot
+* :ghissue:`13883`: In headless mode, matplotlib.use('tkagg') only errors after importing pyplot
+* :ghissue:`13967`: Creating colorbar without artist fails with LogNorm
+* :ghissue:`12542`: The plot function of the matplotlib 2 and 3 versions is much slower than 1.5.3
+* :ghissue:`13292`: Non-sensical negative radial scale minimum autoset in polar plot
+* :ghissue:`10909`: Calling a Normalize instance with a DataFrame
+* :ghissue:`14076`: Tick label positions wobble in animated Qt example
+* :ghissue:`14007`: GTK3Agg backend raises ImportError for missing cairo dependency
+* :ghissue:`12911`: Tick mark color cannot be set on Axes3D
+* :ghissue:`12853`: Remove()ing a shared axes prevents the remaining axes from using unit-provided formatters
+* :ghissue:`13912`: ``is_color_like`` returning erroneous value on strings of integers
+* :ghissue:`13921`: − with save fig in .pgf
+* :ghissue:`13872`: ValueError message requests impossible condition
+* :ghissue:`13857`: Zero-width figure crashes libpng
+* :ghissue:`13768`: broken_barh docstring incorrect information
+* :ghissue:`13641`: ``joinstyle`` is not respected for ``FancyArrowPatch`` (either the path or the arrow heads)
+* :ghissue:`11923`: ColorbarBase fails to show if the first two values map to the same result
+* :ghissue:`11527`: Inconsistent path intersection
+* :ghissue:`13003`: IndexError thrown by pyplot.legend() when plotting empty bar chart with label
diff --git a/doc/users/prev_whats_new/whats_new_1.0.rst b/doc/users/prev_whats_new/whats_new_1.0.rst
index 981f8ea8a8c9..e8bb8f190bff 100644
--- a/doc/users/prev_whats_new/whats_new_1.0.rst
+++ b/doc/users/prev_whats_new/whats_new_1.0.rst
@@ -142,8 +142,6 @@ developers for the heavy lifting.
 Bugfix marathon
 ----------------
 
-Eric Firing went on a bug fixing and closing marathon, closing over
-100 bugs on the `bug tracker
-<http://sourceforge.net/tracker/?group_id=80706&atid=560720>`__ with
-help from Jae-Joon Lee, Michael Droettboom, Christoph Gohlke and
-Michiel de Hoon.
+Eric Firing went on a bug fixing and closing marathon, closing over 100 bugs on
+the (now-closed) SourceForge bug tracker with help from Jae-Joon Lee, Michael
+Droettboom, Christoph Gohlke and Michiel de Hoon.
diff --git a/lib/matplotlib/__init__.py b/lib/matplotlib/__init__.py
index 1be0aebc6414..b9f4cafc6c7e 100644
--- a/lib/matplotlib/__init__.py
+++ b/lib/matplotlib/__init__.py
@@ -100,6 +100,7 @@
 import subprocess
 import sys
 import tempfile
+import warnings
 
 # cbook must import matplotlib only within function
 # definitions, so it is safe to import from it here.
@@ -233,10 +234,10 @@ def func(): ...
     ret = None
 
     @functools.wraps(func)
-    def wrapper():
+    def wrapper(**kwargs):
         nonlocal called, ret
         if not called:
-            ret = func()
+            ret = func(**kwargs)
             called = True
             _log.debug(fmt, ret)
         return ret
@@ -507,11 +508,33 @@ def get_cachedir():
     return _get_config_or_cache_dir(_get_xdg_cache_dir())
 
 
-def _get_data_path():
-    """Return the path to matplotlib data."""
+@_logged_cached('matplotlib data path: %s')
+def get_data_path(*, _from_rc=None):
+    """Return the path to Matplotlib data."""
+    if _from_rc is not None:
+        cbook.warn_deprecated(
+            "3.2",
+            message=("Setting the datapath via matplotlibrc is deprecated "
+                     "%(since)s and will be removed in %(removal)s."),
+            removal='3.3')
+        path = Path(_from_rc)
+        if path.is_dir():
+            defaultParams['datapath'][0] = str(path)
+            return str(path)
+        else:
+            warnings.warn(f"You passed datapath: {_from_rc!r} in your "
+                          f"matplotribrc file ({matplotlib_fname()}). "
+                          "However this path does not exist, falling back "
+                          "to standard paths.")
+
+    return _get_data_path()
 
+
+@_logged_cached('(private) matplotlib data path: %s')
+def _get_data_path():
     path = Path(__file__).with_name("mpl-data")
     if path.is_dir():
+        defaultParams['datapath'][0] = str(path)
         return str(path)
 
     cbook.warn_deprecated(
@@ -534,18 +557,12 @@ def get_candidate_paths():
 
     for path in get_candidate_paths():
         if path.is_dir():
+            defaultParams['datapath'][0] = str(path)
             return str(path)
 
     raise RuntimeError('Could not find the matplotlib data files')
 
 
-@_logged_cached('matplotlib data path: %s')
-def get_data_path():
-    if defaultParams['datapath'][0] is None:
-        defaultParams['datapath'][0] = _get_data_path()
-    return defaultParams['datapath'][0]
-
-
 def matplotlib_fname():
     """
     Get the location of the config file.
@@ -577,7 +594,7 @@ def gen_candidates():
             yield matplotlibrc
             yield os.path.join(matplotlibrc, 'matplotlibrc')
         yield os.path.join(get_configdir(), 'matplotlibrc')
-        yield os.path.join(get_data_path(), 'matplotlibrc')
+        yield os.path.join(_get_data_path(), 'matplotlibrc')
 
     for fname in gen_candidates():
         if os.path.exists(fname) and not os.path.isdir(fname):
@@ -600,6 +617,7 @@ def gen_candidates():
 # listed in the rcParams (not included in _all_deprecated).
 # Values are tuples of (version,)
 _deprecated_remain_as_none = {
+    'datapath': ('3.2.1',),
     'animation.avconv_path': ('3.3',),
     'animation.avconv_args': ('3.3',),
     'mathtext.fallback_to_cm': ('3.3',),
@@ -842,8 +860,11 @@ def rc_params_from_file(fname, fail_on_error=False, use_default_template=True):
                            if key not in _all_deprecated])
     config.update(config_from_file)
 
-    if config['datapath'] is None:
-        config['datapath'] = get_data_path()
+    with cbook._suppress_matplotlib_deprecation_warning():
+        if config['datapath'] is None:
+            config['datapath'] = _get_data_path()
+        else:
+            config['datapath'] = get_data_path(_from_rc=config['datapath'])
 
     if "".join(config['text.latex.preamble']):
         _log.info("""
diff --git a/lib/matplotlib/cbook/__init__.py b/lib/matplotlib/cbook/__init__.py
index fccd56d8dfea..c51681835645 100644
--- a/lib/matplotlib/cbook/__init__.py
+++ b/lib/matplotlib/cbook/__init__.py
@@ -474,7 +474,7 @@ def get_sample_data(fname, asfileobj=True):
 
     If the filename ends in .gz, the file is implicitly ungzipped.
     """
-    path = Path(matplotlib._get_data_path(), 'sample_data', fname)
+    path = Path(matplotlib.get_data_path(), 'sample_data', fname)
     if asfileobj:
         suffix = path.suffix.lower()
         if suffix == '.gz':
diff --git a/lib/matplotlib/colors.py b/lib/matplotlib/colors.py
index 967cfe101ce6..3ce45882b34c 100644
--- a/lib/matplotlib/colors.py
+++ b/lib/matplotlib/colors.py
@@ -1209,19 +1209,27 @@ def __init__(self, linthresh, linscale=1.0, vmin=None, vmax=None,
         linthresh : float
             The range within which the plot is linear (to avoid having the plot
             go to infinity around zero).
+
         linscale : float, default: 1
-            This allows the linear range (-*linthresh* to *linthresh*) to be
-            stretched relative to the logarithmic range. Its value is the
-            number of powers of *base* (decades for base 10) to use for each
-            half of the linear range. For example, when *linscale* == 1.0
-            (the default), the space used for the positive and negative halves
-            of the linear range will be equal to a decade in the logarithmic
-            range if ``base=10``.
+            This allows the linear range (-*linthresh* to *linthresh*)
+            to be stretched relative to the logarithmic range. Its
+            value is the number of powers of *base* to use for each
+            half of the linear range.
+
+            For example, when *linscale* == 1.0 (the default) and
+            ``base=10``, then space used for the positive and negative
+            halves of the linear range will be equal to a decade in
+            the logarithmic.
+
         base : float, default: None
-            For v3.2 the default is the old value of ``np.e``, but that is
-            deprecated for v3.3 when base will default to 10.  During the
-            transition, specify the *base* kwarg to avoid a deprecation
-            warning.
+            If not given, defaults to ``np.e`` (consistent with prior
+            behavior) and warns.
+
+            In v3.3 the default value will change to 10 to be consistent with
+            `.SymLogNorm`.
+
+            To suppress the warning pass *base* as a keyword argument.
+
         """
         Normalize.__init__(self, vmin, vmax, clip)
         if base is None:
diff --git a/lib/matplotlib/testing/decorators.py b/lib/matplotlib/testing/decorators.py
index 10d6f2a6cb34..c329baf230e6 100644
--- a/lib/matplotlib/testing/decorators.py
+++ b/lib/matplotlib/testing/decorators.py
@@ -5,10 +5,10 @@
 import os
 from pathlib import Path
 import shutil
+import string
 import sys
 import unittest
 import warnings
-import string
 
 import matplotlib as mpl
 import matplotlib.style
diff --git a/lib/matplotlib/tests/test_mathtext.py b/lib/matplotlib/tests/test_mathtext.py
index b775263587c3..fb73b492e65b 100644
--- a/lib/matplotlib/tests/test_mathtext.py
+++ b/lib/matplotlib/tests/test_mathtext.py
@@ -329,3 +329,14 @@ def test_mathtext_fallback(fallback, fontlist):
     ]
     assert char_fonts == fontlist
     mpl.font_manager.fontManager.ttflist = mpl.font_manager.fontManager.ttflist[:-1]
+
+
+def test_math_to_image(tmpdir):
+    mathtext.math_to_image('$x^2$', str(tmpdir.join('example.png')))
+    mathtext.math_to_image('$x^2$', io.BytesIO())
+
+
+def test_mathtext_to_png(tmpdir):
+    mt = mathtext.MathTextParser('bitmap')
+    mt.to_png(str(tmpdir.join('example.png')), '$x^2$')
+    mt.to_png(io.BytesIO(), '$x^2$')
diff --git a/matplotlibrc.template b/matplotlibrc.template
index c323da5c59f7..999806d5f43c 100644
--- a/matplotlibrc.template
+++ b/matplotlibrc.template
@@ -95,10 +95,6 @@
 #toolbar:     toolbar2  # {None, toolbar2}
 #timezone:    UTC       # a pytz timezone string, e.g., US/Central or Europe/Paris
 
-## Where your matplotlib data lives if you installed to a non-default
-## location.  This is where the matplotlib fonts, bitmaps, etc reside
-#datapath: /home/jdhunter/mpldata
-
 
 ## ***************************************************************************
 ## * LINES                                                                   *
diff --git a/setup.py b/setup.py
index 4e22bfe27b9c..3b2eb28a8c02 100644
--- a/setup.py
+++ b/setup.py
@@ -83,6 +83,7 @@
     'Programming Language :: Python :: 3',
     'Programming Language :: Python :: 3.6',
     'Programming Language :: Python :: 3.7',
+    'Programming Language :: Python :: 3.8',
     'Topic :: Scientific/Engineering :: Visualization',
     ]