Answers for "how to change a column name in pandas"

65

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
Posted by: Guest on March-13-2020
3

change specific column name pandas

df_new = df.rename(columns={'A': 'a'}) #change a from A
Posted by: Guest on May-21-2020
4

renaming headers pandasd

df = df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"})
Posted by: Guest on October-03-2020
8

rename df column

import pandas as pd
data = pd.read_csv(file)
data.rename(columns={'original':'new_name'}, inplace=True)
Posted by: Guest on June-02-2020
15

rename column name pandas dataframe

df.rename(columns={"old_col1": "new_col1", "old_col2": "new_col2"})
Posted by: Guest on May-11-2020
3

python: change column name

df = df.rename(columns = {'myvar':'myvar_new'})
Posted by: Guest on July-16-2020

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