Columns are the different fields that contain their particular values when we create a DataFrame. We can perform certain operations on both rows & column values. Sometimes we might need torename a particular column name or all the column names. Pandas allows us to achieve this task usingpandas....
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 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],["...
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.
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' ...
You can change the column name of Pandas DataFrame by using the DataFrame.rename() method and the DataFrame.columns() method. In this article, I will explain how to change the given column name of Pandas DataFrame with examples. Advertisements Use the pandas DataFrame.rename() function to modi...
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profile_pd.rename(columns = {'Hacker':'HACKER'}, inplace =True)print("\n After modifying second column: \n", profile_pd.columns)print(profile_pd) Output: Explanation: First we will have to import the module Pandas and alias it with a name(here pd). Next, we create a basic dictionar...
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...
Image Source: A screenshot of a Pandas Dataframe, Edlitera If I want to add a new column to that DataFrame, I just need to reference the DataFrame itself, add the name of the new column in the square brackets, and finally supply the data that I want to store inside of the new colum...