/Python/Add column names to dataframe pandas

Add column names to dataframe pandas

How to give column names in pandas when creating dataframe

df_new = df.rename(columns={'A': 'a'}, index={'ONE': 'one'})
print(df_new)
#         a   B   C
# one    11  12  13
# TWO    21  22  23
# THREE  31  32  33

print(df)
#         A   B   C
# ONE    11  12  13
# TWO    21  22  23
# THREE  31  32  33

Source: note.nkmk.me

How to add column headers in pandas

#suppose team is a df that has unnamed columns (0,1...)
team.columns =['Name', 'Code', 'Age', 'Weight']

Add column names to dataframe pandas

# python 3.x
import pandas as pd
import numpy as np

df = pd.DataFrame(data=np.random.randint(0, 10, (6,4)))

df.columns=["a", "b", "c", "d"]
print(df)

Name columns pandas

>gapminder.columns = ['country','year','population',
                     'continent','life_exp','gdp_per_cap']

Source: cmdlinetips.com

Similar codes

0 vote293 views1 answer
Python run bat in new cmd window
Python
4 votes307 views3 answers
AttributeError: module 'tensorflow._api.v2.train' has no attribute 'GradientDescentOptimizer' site:stackoverflow.com
Python
3 votes223 views1 answer
Centos v8.11.1 npm gyp err! stack error: can't find python executable "python", you can set the python env variable.
Python
7 votes330 views2 answers
From distutils.util import strtobool ModuleNotFoundError: No module named 'distutils.util'
Python
7 votes273 views2 answers
Python divmod
Python
0 vote226 views1 answer
"api_view" is not defined django
Python
0 vote270 views1 answer
Compute the mean of this RDD’s elements.
Python
1 vote262 views1 answer
Accuracy score sklearn syntax
Python
1 vote274 views1 answer
Discord.py dm specific user
Python
0 vote277 views1 answer
Rotate image by specific angle opencv
Python