Answers for "df.merge show both"

7

merge on index pandas

pd.merge(df1, df2, left_index=True, right_index=True)
Posted by: Guest on January-10-2021
4

merge dataframe pandas

>>> df1.merge(df2, left_on='lkey', right_on='rkey')
  lkey  value_x rkey  value_y
0  foo        1  foo        5
1  foo        1  foo        8
2  foo        5  foo        5
3  foo        5  foo        8
4  bar        2  bar        6
5  baz        3  baz        7
Posted by: Guest on October-11-2020

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