pandas difference between object and category
In [6]: %timeit trades.groupby('exch')['size'].sum()
1000 loops, best of 3: 1.25 ms per looppandas difference between object and category
In [6]: %timeit trades.groupby('exch')['size'].sum()
1000 loops, best of 3: 1.25 ms per loopCopyright © 2021 Codeinu
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