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BUG: datetime/timedelta Series quantile() call #9694

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BUG: datetime/timedelta Series quantile() call #9694

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2 changes: 2 additions & 0 deletions doc/source/whatsnew/v0.16.1.txt
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Expand Up @@ -31,3 +31,5 @@ Performance Improvements

Bug Fixes
~~~~~~~~~

- Bug in ``Series.quantile`` on empty Series of type ``Datetime`` or ``Timedelta`` (:issue:`9675`)
2 changes: 1 addition & 1 deletion pandas/core/series.py
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Expand Up @@ -2095,7 +2095,7 @@ def _maybe_box(self, func, dropna=False):
boxer = com.i8_boxer(self)

if len(values) == 0:
return boxer(iNaT)
return boxer(tslib.iNaT)

values = values.view('i8')
result = func(values)
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5 changes: 5 additions & 0 deletions pandas/tests/test_series.py
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Expand Up @@ -6837,6 +6837,11 @@ def test_repeat(self):
def test_unique_data_ownership(self):
# it works! #1807
Series(Series(["a", "c", "b"]).unique()).sort()

def test_datetime_timedelta_quantiles(self):
# covers #9694
self.assertTrue(pd.isnull(Series([],dtype='M8[ns]').quantile(.5)))
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add the issue as a comment here

self.assertTrue(pd.isnull(Series([],dtype='m8[ns]').quantile(.5)))

if __name__ == '__main__':
nose.runmodule(argv=[__file__, '-vvs', '-x', '--pdb', '--pdb-failure'],
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