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

0 vote165 views1 answer
Get unique words from pandas dataframe
Python
3 votes168 views1 answer
How to read a .exe file in python
Python
0 vote155 views2 answers
Traversing a tree in python
Python
2 votes137 views1 answer
How to get module path in python
Python
-1 vote153 views1 answer
Python plt show legend
Python
0 vote167 views1 answer
Redirect if not logged in django
Python
0 vote149 views1 answer
Pandas index dataframe with integers
Python
0 vote158 views1 answer
Fillna spark dataframe
Python
4 votes116 views2 answers
Attributeerror: module 'tensorflow' has no attribute 'session'
Python
0 vote197 views1 answer
Django change foreign key
Python Django