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Efficient way to apply multiple filters to pandas DataFrame or Series
...ore efficient for large frames as it uses numexpr behind the scenes):
In [21]: df.query('col1 <= 1 & 1 <= col1')
Out[21]:
col1 col2
1 1 11
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edited Dec 21 '17 at 19:48
answered Dec 21 '17 at 19:36
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