8000 BUG: agg with axis=1 by spencerogden · Pull Request #19605 · pandas-dev/pandas · GitHub
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BUG: agg with axis=1 #19605

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BUG: agg with axis=1 #19605

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e5bbf22
A very small change to pass the axis arg correctly down the stack of …
spencerogden Feb 8, 2018
66b8b9d
Formating change to pass flake8
spencerogden Feb 8, 2018
4b80516
Implement a transpose wrapper around column wise aggregation.
spencerogden Feb 8, 2018
f5698d5
Add exception block
spencerogden Feb 8, 2018
1c076a2
Correctly transpose just the result, not the returned tuple
spencerogden Feb 8, 2018
5a261fc
Add test to cover addition to frame.aggregate for axis=1 aggregation
spencerogden Feb 9, 2018
054a13a
Fix PEP8 formatting in test
spencerogden Feb 9, 2018
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Add exception block
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@spencerogden
spencerogden committed Feb 8, 2018
commit f5698d5abaee1eea79cd0a58a3b84bd95d7d735e
4 changes: 3 additions & 1 deletion pandas/core/frame.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4807,8 +4807,8 @@ def _gotitem(self, key, ndim, subset=None):
def aggregate(self, func, axis=0, *args, **kwargs):
axis = self._get_axis_number(axis)

# TODO: flipped axis
result = None

if axis == 0:
try:
result, how = self._aggregate(func,
Expand All @@ -4821,6 +4821,8 @@ def aggregate(self, func, axis=0, *args, **kwargs):
result, how = self.T._aggregate(func,
_axis=0,
*args, **kwargs).T
except TypeError:
pass
if result is None:
return self.apply(func, axis=axis, args=args, **kwargs)
return result
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