10000 Bug: groupby multiindex levels equals rows by P-Tillmann · Pull Request #16859 · pandas-dev/pandas · GitHub
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Bug: groupby multiindex levels equals rows #16859

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Merged
merged 11 commits into from
Aug 24, 2017
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DOC: Address reviewer comments
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gfyoung committed Aug 21, 2017
commit a98db9aec22696d60f9581deba1d20573fe370a3
2 changes: 1 addition & 1 deletion doc/source/whatsnew/v0.21.0.txt
Original file line number Diff line number Diff line change
Expand Up @@ -361,7 +361,7 @@ Groupby/Resample/Rolling
- Bug in ``groupby.transform()`` that would coerce boolean dtypes back to float (:issue:`16875`)
- Bug in ``Series.resample(...).apply()`` where an empty ``Series`` modified the source index and did not return the name of a ``Series`` (:issue:`14313`)
- Bug in ``.rolling(...).apply(...)`` with a ``DataFrame`` with a ``DatetimeIndex``, a ``window`` of a timedelta-convertible and ``min_periods >= 1` (:issue:`15305`)
- Bug in ``DataFrame.groupby`` when called with index or index + column key numbers equal to the axis length of the groupby (:issue:`16859`)
- Bug in ``DataFrame.groupby`` where index and column keys were not recognized correctly when the number of keys equaled the number of elements on the groupby axis (:issue:`16859`)

Sparse
^^^^^^
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