Groupby agg works with pd.Series.nunique, but groupby nunique fails with axis=1 #30311
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Thanks to Tom for the tip Co-Authored-By: Tom Augspurger <[email protected]>
I still need to merge with master for CI issues
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PR has been updated accordingly to your remarks |
TomAugspurger
approved these changes
Dec 18, 2019
WillAyd
approved these changes
Dec 18, 2019
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Great thanks @nlepleux ! |
jreback
reviewed
Dec 19, 2019
| from pandas.core.reshape.concat import concat | ||
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| results = [groupby_series(content, label) for label, content in obj.items()] | ||
| axis_number = obj._get_axis_number(self.axis) |
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@WillAyd this is adding quite a bit of very hard and bespoke code
pls don’t merge non trivial things like this
this is also likely non performant
pls revert
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What performance are you looking for from the axis=1 case? Wonder if time is better spent optimizing that than reverting
…Sent from my iPhone
On Dec 18, 2019, at 4:17 PM, Jeff Reback ***@***.***> wrote:
@jreback commented on this pull request.
In pandas/core/groupby/generic.py:
> @@ -1813,9 +1813,20 @@ def groupby_series(obj, col=None):
# Try to consolidate with normal wrapping functions
from pandas.core.reshape.concat import concat
- results = [groupby_series(content, label) for label, content in obj.items()]
+ axis_number = obj._get_axis_number(self.axis)
@WillAyd this is adding quite a bit of very hard and bespoke code
pls don’t merge non trivial things like this
this is also likely non performant
pls revert
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i am way more concerned about the code smell this introduces |
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black pandasgit diff upstream/master -u -- "*.py" | flake8 --diff