DataFrame.columns = ['new_col_name1', 'new_col_name2', 'new_col_name3', 'new_col_name4'] Let us now understand how to rename a particular column name and all the column names with two different examples. Python program to rename particular columns in Pandas DataFrame # Importing pand...
The alternative approach to the previous method is usingDataFrame.rename()method. This method is quite handy when we need not rename all columns. We will need to specify the old column name as key and new names as values. importpandasaspd example_df=pd.DataFrame([["John",20,45,78],["...
How to rename column name in pandas By: Rajesh P.S.The Pandas DataFrame rename() method can be used to rename one or more columns at once: # rename the 'Salary' column to 'Income' df = df.rename(columns={'Salary': 'Income'}) Pandas is a popular data manipulation library in ...
The Pandas dataframe columns and indexes can be renamed using therename()method. For clarity, keyword arguments are advised. Depending on the values in the dictionary, we may use this method to rename a single column or many columns.
df = pd.DataFrame(data, columns = new_columns)print(df) Output: Explanation: First we will have to import the module Numpy and alias it with a name (here np). We also need to import the module Pandas and alias it with a name (here pd). We create a list for our new column name...
To work with pandas, we need to importpandaspackage first, below is the syntax: import pandas as pd Let us understand with the help of an example, Python program to shift a column in Pandas Dataframe # Importing Pandas packageimportpandasaspd# Creating a dictionaryd={'col1':[10,20,30,40...
To rename the columns of thisDataFrame, we can use therename()method which takes: A dictionary as thecolumnsargument containing the mapping of original column names to the new column names as a key-value pairs Abooleanvalue as theinplaceargument, which if set toTruewill make changes on the...
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If you are in a hurry, below are some quick examples of how to change column names by index on Pandas DataFrame. # Quick examples of rename column by index # Example 1: Assign column name by index df.columns.values[1] = 'Courses_Fee' ...
Selecting columns from a Pandas DataFrame can be done using different methods, such as using square brackets [] with column names or a list of column names, using the attribute operator . with the column name, or using the loc and iloc accessors for more advanced selection based on labels ...