Answers for "pandas merge using 2 columns as key"

how to merge dataframe with different keys

pandas.merge(df1, df2, how='left', left_on=['id_key'], right_on=['fk_key'])

Posted by: Guest on February-07-2021

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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