How to use tolist() Get Column Names as List in Pandas DataFrame In Python Pandas
In this method, we are importing Python pandas module and creating a DataFrame to get the names of the columns in a list we are using the tolist(), function.
Python3
# import pandas libraryimport pandas as pd# creating the dataframemy_df = {'Students': ['A', 'B', 'C', 'D'], 'BMI': [22.7, 18.0, 21.4, 24.1], 'Religion': ['Hindu', 'Islam', 'Christian', 'Sikh']}df = pd.DataFrame(my_df)display("The DataFrame :")display(df)# print the list using tolist()print("The column headers :")print(df.columns.tolist())# or we could also use# print(df.columns.values.tolist())# or,# print(df.columns.to_numpy().tolist()) |
Output :
The DataFrame : Students BMI Religion 0 A 22.7 Hindu 1 B 18.0 Islam 2 C 21.4 Christian 3 D 24.1 Sikh The column headers : ['Students', 'BMI', 'Religion']
Get list of column headers from a Pandas DataFrame
In this article, we will see, how to get all the column headers of a Pandas DataFrame as a list in Python.
The DataFrame.column.values attribute will return an array of column headers.
pandas DataFrame column names
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