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[DataFrame] Fix loc with Datetime index #2274

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Merged
devin-petersohn merged 1 commit into from
Jun 21, 2018
Merged

[DataFrame] Fix loc with Datetime index #2274

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6 changes: 5 additions & 1 deletion python/ray/dataframe/indexing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -370,7 +370,11 @@ def _compute_enlarge_labels(self, locator, base_index):
Returns:
nan_labels: The labels needs to be added
"""
locator_as_index = pandas.Index(locator)
# base_index_type can be pd.Index or pd.DatetimeIndex
# depending on user input and pandas behavior
# See issue #2264
base_index_type = type(base_index)
locator_as_index = base_index_type(locator)

nan_labels = locator_as_index.difference(base_index)
common_labels = locator_as_index.intersection(base_index)
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