8000 BUG: Groupy dropped nan groups from result when grouping over single column by phofl · Pull Request #36842 · pandas-dev/pandas · GitHub
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BUG: Groupy dropped nan groups from result when grouping over single column #36842

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Merged
merged 26 commits into from
Nov 4, 2020
Merged

BUG: Groupy dropped nan groups from result when grouping over single column #36842

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b384c51
Fix dropped nas with one group column an dropna=False
phofl Oct 3, 2020
08c3088
Add whatsnew
phofl Oct 3, 2020
47649aa
Fix failing test
phofl Oct 4, 2020
c93590b
Adress review
phofl Oct 6, 2020
c61ce7a
Address review comments
phofl Oct 6, 2020
ab333e4
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 7, 2020
dfa522a
Adress review comments
phofl Oct 7, 2020
2e3e1bf
Change type hint
phofl Oct 7, 2020
d067280
Change type annotation
phofl Oct 7, 2020
5b5b673
Fix type hint to index
phofl Oct 9, 2020
b0a0372
Fix type hint because Index can not be imported
phofl Oct 9, 2020
721d3d6
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 9, 2020
3100511
Change import order
phofl Oct 9, 2020
6ca4324
Fix type hints
phofl Oct 10, 2020
06ce333
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 10, 2020
602d557
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 10, 2020
9d1c760
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 11, 2020
7e809da
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 14, 2020
551bec6
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 15, 2020
749161d
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 29, 2020
528fe0d
Fix pattern
phofl Oct 30, 2020
0d95d58
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 30, 2020
6dbd632
Merge branch 'master' into 35646
jreback Oct 31, 2020
9d7c403
Merge branch 'master' of https://github.com/pandas-dev/pandas into 35646
phofl Oct 31, 2020
00fe075
Merge branch '35646' of https://github.com/phofl/pandas into 35646
phofl Oct 31, 2020
f5b25cb
Add lost whatsnew
phofl Oct 31, 2020
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2 changes: 1 addition & 1 deletion doc/source/whatsnew/v1.2.0.rst
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Expand Up @@ -517,7 +517,7 @@ Groupby/resample/rolling
- Bug in :meth:`DataFrameGroupBy.rolling` returned wrong values with timeaware window containing ``NaN``. Raises ``ValueError`` because windows are not monotonic now (:issue:`34617`)
- Bug in :meth:`Rolling.__iter__` where a ``ValueError`` was not raised when ``min_periods`` was larger than ``window`` (:issue:`37156`)
- Using :meth:`Rolling.var()` instead of :meth:`Rolling.std()` avoids numerical issues for :meth:`Rolling.corr()` when :meth:`Rolling.var()` is still within floating point precision while :meth:`Rolling.std()` is not (:issue:`31286`)
- Bug in :meth:`df.groupby(..).quantile() <pandas.core.groupby.DataFrameGroupBy.quantile>` and :meth:`df.resample(..).quantile() <pandas.core.resample.Resampler.quantile>` raised ``TypeError`` when values were of type ``Timedelta`` (:issue:`29485`)
- Bug in :meth:`DataFrame.groupby` dropped ``nan`` groups from result with ``dropna=False`` when grouping over a single column (:issue:`35646`, :issue:`35542`)
- Bug in :meth:`Rolling.median` and :meth:`Rolling.quantile` returned wrong values for :class:`BaseIndexer` subclasses with non-monotonic starting or ending points for windows (:issue:`37153`)
- Bug in :meth:`DataFrame.groupby` dropped ``nan`` groups from result with ``dropna=False`` when grouping over a single column (:issue:`35646`, :issue:`35542`)

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