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smaroukis/pandas_groupby_snippets

Created November 17, 2017 09:15
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pandas_groupby_snippets
# for DateTimeIndexed DataFrames
for name, group in df.groupby([lambda x: x.date(), 'Some Feature']):
# within groupby object
# for dropping duplicate indices (sometimes a problem with DateTimeIndices)
group=group[~group.index.duplicated(keep = 'first')]
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