BUG: allow empty multiindex (fixes .isin regression, GH16777)#16782

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jreback merged 11 commits intopandas-dev:masterfrom

drudd:empty-multiindex-regression-fix

Jul 7, 2017

Commits on Jul 7, 2017

BUG: allow empty multiindex (fixes .isin regression, GH16777)

Douglas Rudd
authored and
jreback
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BUG: allow empty multiindex (fixes .isin regression, GH16777)

Douglas Rudd
authored and
jreback
committed
Replace incorrect use of self._levels with self._names

Douglas Rudd
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jreback
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Requested change to whats-new

Douglas Rudd
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Use names property rather than _names in MultiIndex.isin

Douglas Rudd
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jreback
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Revert ability to construct MultiIndex from empty arrays, ensure all tests pass despite issue #16844

Douglas Rudd
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jreback
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Remove empty list checks in MultiIndex.__new__

Douglas Rudd
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Remove empty array check in .from_arrays, falling back to check in __new__

Douglas Rudd
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jreback
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Fix for pep8

Douglas Rudd
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Split empty from_tuples test

Douglas Rudd
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add commit number to test
jreback
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