Change column name df

Pandas rename column

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

Change column name df

>>> 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)

Renaming headers pandasd

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

Rename column pandas

>>> df.rename({1: 2, 2: 4}, axis='index')
   A  B
0  1  4
2  2  5
4  3  6

Source: pandas.pydata.org

Dataframe rename column

df = pd.DataFrame({"A": [1, 2, 3], "B": [4, 5, 6]})

# Option 1
df.rename({"A": "a", "B": "c"}, axis=1)

# Option 2
df.rename(columns={"A": "a", "B": "c"})

# Result
   a  c
0  1  4
1  2  5
2  3  6

Source: pandas.pydata.org

Similar codes

7 votes241 views2 answers
Python pillow convert jpg to png
Python
15 votes236 views6 answers
Django models
Python
12 votes262 views6 answers
How to import matplotlib in python
Python
2 votes281 views2 answers
Django filter and condition
Python Django
1 vote287 views1 answer
Updating many to many field in django using pk
Python Django
0 vote239 views1 answer
Test with python
Python
11 votes243 views3 answers
Fibonacci recursive python
Python
16 votes241 views3 answers
Update tensorflow pip
Python
1 vote232 views1 answer
Delete an element by value from a list if it made of white spaces python
Python
1 vote235 views3 answers
Value list in django
Python