BUG: Avoid duplicating entire exploded column when joining back with origi…#28010

Merged

TomAugspurger merged 23 commits intopandas-dev:masterfrom

MarcoGorelli:exploding-frames

Sep 17, 2019

Commits on Sep 3, 2019

Remove old whatsnew entry

Marco Gorelli
authored and
MarcoGorelli
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Remove comment with issue number

Marco Gorelli
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MarcoGorelli
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Rewrite

Marco Gorelli
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MarcoGorelli
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Remove commas after kwargs from autoformatting

Marco Gorelli
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MarcoGorelli
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Remove more trailing commas

Marco Gorelli
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MarcoGorelli
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Rewrite how string is formatted (for backwards compatibility)

Marco Gorelli
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MarcoGorelli
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Add multiindex (named and unnamed) to test cases

Marco Gorelli
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MarcoGorelli
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Avoid having to keep track of index names

Marco Gorelli
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MarcoGorelli
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Black autoformatting

Marco Gorelli
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MarcoGorelli
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Add fix and test for case of partially named multiindex

Marco Gorelli
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MarcoGorelli
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Black autoformatting

Marco Gorelli
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MarcoGorelli
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Clean up

Marco Gorelli
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MarcoGorelli
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Simplify renaming index

Marco Gorelli
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MarcoGorelli
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Re-write in more readable way

Marco Gorelli
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MarcoGorelli
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Use ABCMultiindex to assert type of index

Marco Gorelli
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MarcoGorelli
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Add whatsnew entry

Marco Gorelli
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MarcoGorelli
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Add whatsnew entry in v1.0.0.rst

Marco Gorelli
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MarcoGorelli
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Rephrase whatsnew entry, name copy of self result rather than frame

Marco Gorelli
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MarcoGorelli
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Remove special-casing multiindex

Marco Gorelli
authored and
MarcoGorelli
committed
further simplification using take
MarcoGorelli
committed

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BUG: Avoid duplicating entire exploded column when joining back with origi…#28010

Commits on Sep 3, 2019

Remove old whatsnew entry

Remove comment with issue number

Rewrite

Remove commas after kwargs from autoformatting

Remove more trailing commas

Rewrite how string is formatted (for backwards compatibility)

Add multiindex (named and unnamed) to test cases

Avoid having to keep track of index names

Black autoformatting

Add fix and test for case of partially named multiindex

Black autoformatting

Clean up

Simplify renaming index

Re-write in more readable way

Use ABCMultiindex to assert type of index

Add whatsnew entry

Add whatsnew entry in v1.0.0.rst

Rephrase whatsnew entry, name copy of self result rather than frame

Remove special-casing multiindex

further simplification using take

Commits on Sep 15, 2019

Fix merge conflict in whatsnew

Remove repetitive commands in test parametrization

Further reformatting