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

44 votes177 views3 answers
Online matplotlib compiler
Python
0 vote148 views1 answer
How to select axis value in python
Python
0 vote140 views1 answer
How to check if a variable in python is a specific data type
Python
1 vote101 views1 answer
Format listto string pytthon
Python
0 vote199 views1 answer
Code=H18 desc="Server Request Interrupted" django
Python Django
1 vote147 views1 answer
How to make multiple place holders in a string with %s python
Python
0 vote157 views1 answer
Rdflib get toal number of triples
Python
14 votes153 views3 answers
Minimum and max value in all columns pandas
Python
19 votes148 views2 answers
Python datetime string
Python
0 vote149 views2 answers
How to create fibonacci sequence in python
Python