Answers for "merge multiple columns to one column in python"

7

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
2

merge two columns pandas

df["period"] = df["Year"] + df["quarter"]
Posted by: Guest on May-10-2020

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