Pandas rename

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

Pandas rename column

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

Pandas rename

>>> df = pd.DataFrame({"A": [1, 2, 3], "B": [4, 5, 6]})
>>> df.rename(columns={"A": "a", "B": "c"})
   a  c
0  1  4
1  2  5
2  3  6

Source: pandas.pydata.org

Rename df column

import pandas as pd
data = pd.read_csv(file)
data.rename(columns={'original':'new_name'}, inplace=True)

Change specific column name pandas

df_new = df.rename(columns={'A': 'a'}) #change a from A

Pandas rename

>>> df.rename(index={0: "x", 1: "y", 2: "z"})
   A  B
x  1  4
y  2  5
z  3  6

Source: pandas.pydata.org

Similar codes

11 votes297 views6 answers
How to check the size of a file in python
Python
2 votes325 views1 answer
Python pandas cumulative return
Python
3 votes320 views1 answer
Python more order of columns
Python
0 vote333 views1 answer
Print chr character in python f string
Python
1 vote295 views1 answer
Dot notation python
Python
0 vote277 views2 answers
Loop through groupby pandas
Python
0 vote300 views1 answer
Unique_together what is used of it in django
Python Django
-1 vote278 views1 answer
Convert excel to json
Python
32 votes501 views3 answers
Convert list into integer python
Python
0 vote302 views1 answer
Change edit last line python
Python