python groupby sum single columns
df.groupby(['A','C'], as_index=False)['B'].sum()python groupby sum single columns
df.groupby(['A','C'], as_index=False)['B'].sum()two groupby pandas
In [8]: grouped = df.groupby('A')
In [9]: grouped = df.groupby(['A', 'B'])Copyright © 2021 Codeinu
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