How to modify Dataframe column names in python

醉折花枝作酒筹
Release: 2021-04-27 09:30:04
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This article will introduce you to two methods of modifying Dataframe column names in python. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

How to modify Dataframe column names in python

First create a new Dataframe

import pandas as pd
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df = pd.DataFrame({'a':[1,2,3],'b':[1,2,3]})
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as follows:
a b
0 1 1
1 2 2
2 3 31 , modify column name a and b to be A and B.

df.columns = ['A','B']
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2. Only modify column name a to A

df.rename(columns={'a':'A'})
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Related free learning recommendations: python video tutorial!

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