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

19 votes151 views1 answer
Python left string
Python
0 vote145 views1 answer
<function chr(i, /)> error in python
Python
0 vote133 views1 answer
How to split text in a csv file in dataset python
Python
0 vote176 views1 answer
Python mongodb docker
Python
2 votes150 views1 answer
Def multiply(a, b): a * b
Python
4 votes151 views3 answers
Update python ubuntu
Python
15 votes144 views3 answers
Sum of 2 numbers in python
Python
2 votes273 views3 answers
No such table django
Python Django
18 votes156 views5 answers
Plot histogram python
Python
0 vote161 views1 answer
Select a Column in pandas data Frame
Python