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Subclassed reshape #15564

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d8d8b7f
preserve subclass with _constructor* properties on stack/unstack
delgadom Mar 3, 2017
bab9091
bug fix; test stack, unstack, pivot for series and df with Index, Mul…
delgadom Mar 4, 2017
7c05bf1
flake8
delgadom Mar 4, 2017
e930200
preserve subclass with _constructor* properties on stack/unstack
delgadom Mar 3, 2017
ff7ac1a
bug fix; test stack, unstack, pivot for series and df with Index, Mul…
delgadom Mar 4, 2017
3cba84a
flake8
delgadom Mar 4, 2017
3b6bf41
Merge branch 'subclassed-reshape' of github.com:delgadom/pandas into …
delgadom Mar 4, 2017
68f6d15
update whatsnew
delgadom Mar 4, 2017
4c8b58d
fix python 3.3 compat issue (`list(zip)`)
delgadom Mar 4, 2017
bfd146d
flake8
delgadom Mar 4, 2017
f0be4c8
update docs/source/internals.rst for subclassed reshape and minor bug…
delgadom Mar 7, 2017
1c2535d
move whatsnew entry from 0.9.1 --> 0.20.0
delgadom Mar 7, 2017
5826158
add issue number comments to tests
delgadom Mar 7, 2017
523d767
merge conflicts with upstream/master
delgadom Mar 7, 2017
dacdf40
Merge branch 'master' into subclassed-reshape
delgadom Mar 7, 2017
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flake8
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@delgadom
delgadom committed Mar 4, 2017
commit 7c05bf124fca9f2076955023faf7c5142c379c81
7 changes: 5 additions & 2 deletions pandas/core/reshape.py
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Original file line number Diff line number Diff line change
Expand Up @@ -333,8 +333,11 @@ def pivot(self, index=None, columns=None, values=None):
index = self.index
else:
index = self[index]
indexed = self._constructor_sliced(self[values].values,
index=MultiIndex.from_arrays([index, self[columns]]))

indexed = self._constructor_sliced(
self[values].values,
index=MultiIndex.from_arrays([index, self[columns]]))

return indexed.unstack(columns)


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