matplotlib
diff --git a/‎doc/api/next_api_changes/removals.rst
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diff --git a/‎lib/matplotlib/docstring.py
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diff --git a/‎lib/matplotlib/scale.py
Lines changed: 0 additions & 84 deletions b/‎lib/matplotlib/scale.py
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diff --git a/‎lib/matplotlib/ticker.py
Lines changed: 0 additions & 64 deletions b/‎lib/matplotlib/ticker.py
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@@ -39,6 +39,11 @@ Classes and methods
 - ``backend_qt5.NavigationToolbar2QT.buttons`` property (no replacement)
 - ``backend_qt5.NavigationToolbar2QT.adj_window`` property (no replacement)
 
+- ``docstring.Appender`` (no replacement)
+- ``docstring.dedent()`` (use `inspect.getdoc` instead)
+- ``docstring.copy_dedent()``
+  (use ``docstring.copy()`` and `inspect.getdoc` instead)
+
 - ``matplotlib.checkdep_dvipng`` (no replacement)
 - ``matplotlib.checkdep_ghostscript`` (no replacement)
 - ``matplotlib.checkdep_pdftops`` (no replacement)
@@ -59,6 +64,21 @@ Classes and methods
 - ``sphinxext.mathmpl.math_directive()``
   (use the class ``MathDirective`` instead)
 
+- ``scale.LogTransformBase`` (use ``scale.LogTransform`` instead)
+- ``scale.InvertedLogTransformBase`` (use ``scale.InvertedLogTransform`` instead)
+- ``scale.Log10Transform`` (use ``scale.LogTransform`` instead)
+- ``scale.InvertedLog10Transform`` (use ``scale.InvertedLogTransform`` instead)
+- ``scale.Log2Transform`` (use ``scale.LogTransform`` instead)
+- ``scale.InvertedLog2Transform`` (use ``scale.InvertedLogTransform`` instead)
+- ``scale.NaturalLogTransform`` (use ``scale.LogTransform`` instead)
+- ``scale.InvertedNaturalLogTransform`` (use ``scale.InvertedLogTransform`` instead)
+
+- ``ticker.OldScalarFormatter.pprint_val()`` (no replacement)
+- ``ticker.ScalarFormatter.pprint_val()`` (no replacement)
+- ``ticker.LogFormatter.pprint_val()`` (no replacement)
+- ``ticker.decade_down()`` (no replacement)
+- ``ticker.decade_up()`` (no replacement)
+
 - ``Artist.aname`` property (no replacement)
 - ``Axis.iter_ticks`` (no replacement)
 
 
@@ -59,43 +59,6 @@ def from_params(cls, params):
         return result
 
 
-@cbook.deprecated("3.1")
-class Appender:
-    r"""
-    A function decorator that will append an addendum to the docstring
-    of the target function.
-
-    This decorator should be robust even if func.__doc__ is None
-    (for example, if -OO was passed to the interpreter).
-
-    Usage: construct a docstring.Appender with a string to be joined to
-    the original docstring. An optional 'join' parameter may be supplied
-    which will be used to join the docstring and addendum. e.g.
-
-    add_copyright = Appender("Copyright (c) 2009", join='\n')
-
-    @add_copyright
-    def my_dog(has='fleas'):
-        "This docstring will have a copyright below"
-        pass
-    """
-    def __init__(self, addendum, join=''):
-        self.addendum = addendum
-        self.join = join
-
-    def __call__(self, func):
-        docitems = [func.__doc__, self.addendum]
-        func.__doc__ = func.__doc__ and self.jo
67E6
in.join(docitems)
-        return func
-
-
-@cbook.deprecated("3.1", alternative="inspect.getdoc()")
-def dedent(func):
-    """Dedent a docstring (if present)."""
-    func.__doc__ = func.__doc__ and cbook.dedent(func.__doc__)
-    return func
-
-
 def copy(source):
     """Copy a docstring from another source function (if present)."""
     def do_copy(target):
@@ -114,14 +77,3 @@ def dedent_interpd(func):
     """Dedent *func*'s docstring, then interpolate it with ``interpd``."""
     func.__doc__ = inspect.getdoc(func)
     return interpd(func)
-
-
-@cbook.deprecated("3.1", alternative="docstring.copy() and cbook.dedent()")
-def copy_dedent(source):
-    """A decorator that will copy the docstring from the source and
-    then dedent it"""
-    # note the following is ugly because "Python is not a functional
-    # language" - GVR. Perhaps one day, functools.compose will exist.
-    #  or perhaps not.
-    #  http://mail.python.org/pipermail/patches/2007-February/021687.html
-    return lambda target: dedent(copy(source)(target))
@@ -201,81 +201,6 @@ def set_default_locators_and_formatters(self, axis):
             axis.set_minor_locator(NullLocator())
 
 
-@cbook.deprecated("3.1", alternative="LogTransform")
-class LogTransformBase(Transform):
-    input_dims = output_dims = 1
-
-    def __init__(self, nonpos='clip'):
-        Transform.__init__(self)
-        self._clip = {"clip": True, "mask": False}[nonpos]
-
-    def transform_non_affine(self, a):
-        return LogTransform.transform_non_affine(self, a)
-
-    def __str__(self):
-        return "{}({!r})".format(
-            type(self).__name__, "clip" if self._clip else "mask")
-
-
-@cbook.deprecated("3.1", alternative="InvertedLogTransform")
-class InvertedLogTransformBase(Transform):
-    input_dims = output_dims = 1
-
-    def transform_non_affine(self, a):
-        return ma.power(self.base, a)
-
-    def __str__(self):
-        return "{}()".format(type(self).__name__)
-
-
-@cbook.deprecated("3.1", alternative="LogTransform")
-class Log10Transform(LogTransformBase):
-    base = 10.0
-
-    def inverted(self):
-        return InvertedLog10Transform()
-
-
-@cbook.deprecated("3.1", alternative="InvertedLogTransform")
-class InvertedLog10Transform(InvertedLogTransformBase):
-    base = 10.0
-
-    def inverted(self):
-        return Log10Transform()
-
-
-@cbook.deprecated("3.1", alternative="LogTransform")
-class Log2Transform(LogTransformBase):
-    base = 2.0
-
-    def inverted(self):
-        return InvertedLog2Transform()
-
-
-@cbook.deprecated("3.1", alternative="InvertedLogTransform")
-class InvertedLog2Transform(InvertedLogTransformBase):
-    base = 2.0
-
-    def inverted(self):
-        return Log2Transform()
-
-
-@cbook.deprecated("3.1", alternative="LogTransform")
-class NaturalLogTransform(LogTransformBase):
-    base = np.e
-
-    def inverted(self):
-        return InvertedNaturalLogTransform()
-
-
-@cbook.deprecated("3.1", alternative="InvertedLogTransform")
-class InvertedNaturalLogTransform(InvertedLogTransformBase):
-    base = np.e
-
-    def inverted(self):
-        return NaturalLogTransform()
-
-
 class LogTransform(Transform):
     input_dims = output_dims = 1
 
@@ -341,15 +266,6 @@ class LogScale(ScaleBase):
     """
     name = 'log'
 
-    # compatibility shim
-    LogTransformBase = LogTransformBase
-    Log10Transform = Log10Transform
-    InvertedLog10Transform = InvertedLog10Transform
-    Log2Transform = Log2Transform
-    InvertedLog2Transform = InvertedLog2Transform
-    NaturalLogTransform = NaturalLogTransform
-    InvertedNaturalLogTransform = InvertedNaturalLogTransform
-
     @cbook.deprecated("3.3", alternative="scale.LogTransform")
     @property
     def LogTransform(self):
 
@@ -467,38 +467,6 @@ def __call__(self, x, pos=None):
             s = s.rstrip('0').rstrip('.')
         return s
 
-    @cbook.deprecated("3.1")
-    def pprint_val(self, x, d):
-        """
-        Formats the value *x* based on the size of the axis range *d*.
-        """
-        # If the number is not too big and it's an int, format it as an int.
-        if abs(x) < 1e4 and x == int(x):
-            return '%d' % x
-
-        if d < 1e-2:
-            fmt = '%1.3e'
-        elif d < 1e-1:
-            fmt = '%1.3f'
-        elif d > 1e5:
-            fmt = '%1.1e'
-        elif d > 10:
-            fmt = '%1.1f'
-        elif d > 1:
-            fmt = '%1.2f'
-        else:
-            fmt = '%1.3f'
-        s = fmt % x
-        tup = s.split('e')
-        if len(tup) == 2:
-            mantissa = tup[0].rstrip('0').rstrip('.')
-            sign = tup[1][0].replace('+', '')
-            exponent = tup[1][1:].lstrip('0')
-            s = '%se%s%s' % (mantissa, sign, exponent)
-        else:
-            s = s.rstrip('0').rstrip('.')
-        return s
-
 
 class ScalarFormatter(Formatter):
     """
@@ -780,16 +748,6 @@ def _set_format(self):
         if self._usetex or self._useMathText:
             self.format = r'$\mathdefault{%s}$' % self.format
 
-    @cbook.deprecated("3.1")
-    def pprint_val(self, x):
-        xp = (x - self.offset) / (10. ** self.orderOfMagnitude)
-        if abs(xp) < 1e-8:
-            xp = 0
-        if self._useLocale:
-            return locale.format_string(self.format, (xp,))
-        else:
-            return self.format % xp
-
     def _formatSciNotation(self, s):
         # transform 1e+004 into 1e4, for example
         if self._useLocale:
@@ -1020,10 +978,6 @@ def format_data_short(self, value):
         # docstring inherited
         return '%-12g' % value
 
-    @cbook.deprecated("3.1")
-    def pprint_val(self, *args, **kwargs):
-        return self._pprint_val(*args, **kwargs)
-
     def _pprint_val(self, x, d):
         # If the number is not too big and it's an int, format it as an int.
         if abs(x) < 1e4 and x == int(x):
@@ -2214,24 +2168,6 @@ def view_limits(self, dmin, dmax):
             return dmin, dmax
 
 
-@cbook.deprecated("3.1")
-def decade_down(x, base=10):
-    """Floor x to the nearest lower decade."""
-    if x == 0.0:
-        return -base
-    lx = np.floor(np.log(x) / np.log(base))
-    return base ** lx
-
-
-@cbook.deprecated("3.1")
-def decade_up(x, base=10):
-    """Ceil x to the nearest higher decade."""
-    if x == 0.0:
-        return base
-    lx = np.ceil(np.log(x) / np.log(base))
-    return base ** lx
-
-
 def is_decade(x, base=10, *, rtol=1e-10):
     if not np.isfinite(x):
         return False