Answers for "change column name od psndas datframe"

rename columns pandas

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

dataframe names pandas

print(df.rename(columns={'A': 'a', 'C': 'c'}))