group by count dataframe
df.groupby(['col1', 'col2']).size().reset_index(name='counts')group by count dataframe
df.groupby(['col1', 'col2']).size().reset_index(name='counts')pandas count values by column
df = pd.DataFrame({'a':list('abssbab')})
df.groupby('a').count()Copyright © 2021 Codeinu
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