pandas dataframe column rename

1df.rename(columns={'oldName1': 'newName1',
2                   'oldName2': 'newName2'},
3          inplace=True, errors='raise')
4# Make sure you set inplace to True if you want the change
5# to be applied to the dataframe

1df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"}, inplace=True)

1>>> df = pd.DataFrame({"A": [1, 2, 3], "B": [4, 5, 6]})
2>>> df.rename(columns={"A": "a", "B": "c"})
3   a  c
40  1  4
51  2  5
62  3  6
7