Answers for "how to multiply two columns in dataframe in python"

multiply column of dataframe by number

#Multiply the values of column_name by 100
df.column_name.mul(100)

Posted by: Guest on August-06-2021

pd merge on multiple columns

new_df = pd.merge(A_df, B_df,  how='left', left_on=['A_c1','c2'], right_on = ['B_c1','c2'])

Posted by: Guest on March-26-2020

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