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DOC: Add note to docstring DataFrame.compare about identical labels #35492

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Merged
merged 12 commits into from
Sep 24, 2020
Merged

DOC: Add note to docstring DataFrame.compare about identical labels #35492

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4a04243
[IMP] - #35491 - added note docstring
erfannariman Jul 31, 2020
b809ca7
[FIX] - #35491 - remove trailing whitespace
erfannariman Jul 31, 2020
1656cd9
[IMP] - #35491 - added explanation about shape
erfannariman Jul 31, 2020
a911925
[FIX] - #35491 - labelS
erfannariman Jul 31, 2020
a5e2dd6
Merge branch 'master' into 35491-addd-note-compare
erfannariman Aug 9, 2020
f6c683d
[FIX] - 35491 - removed add
erfannariman Aug 9, 2020
723329e
added Raises section
erfannariman Aug 31, 2020
07b01d4
Merge branch 'master' into 35491-addd-note-compare
erfannariman Aug 31, 2020
e4d420b
Fix raise section
erfannariman Aug 31, 2020
c76b41a
Removed trailing whitespace
erfannariman Aug 31, 2020
a1a5f18
Adjustments after review
erfannariman Sep 1, 2020
871794a
Removed trailing whitespace
erfannariman Sep 1, 2020
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9 changes: 9 additions & 0 deletions pandas/core/frame.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5891,14 +5891,23 @@ def _construct_result(self, result) -> "DataFrame":
The resulting index will be a MultiIndex with 'self' and 'other'
stacked alternately at the inner level.

Raises
------
ValueError
* When `errors='raise'` and both DataFrames don't have identical labels.

See Also
--------
Series.compare : Compare with another Series and show differences.
DataFrame.equals : Test whether two objects contain the same elements.

Notes
-----
Matching NaNs will not appear as a difference.

Can only compare identically-labeled DataFrame objects,
this means DataFrames with the same shape and identical row, column labels.

Examples
--------
>>> df = pd.DataFrame(
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