df.rename(columns={'Name':'FirstName'},inplace=True) Renaming multiple columns: df.rename(columns={'Name':'FirstName','City':'Location'},inplace=True) Comprehensive Renaming Sometimes, you might want to rename all columns in your DataFrame. This can be achieved by assigning a new list of...
In this example, the column ‘Fee’ is renamed to ‘Fees’ using therename()function with thecolumnsparameter specifying the mapping of old column names to new column names. Settinginplace=Trueensures that the changes are made to the original DataFrame rather than creating a new one. This exa...
Python Pandas ‘Create New Column Based On Other Columns’ In Python Pandas, new column based on another column can be created using the where() method. The where() method takes a condition and a value as arguments. If the condition is met, then the value is returned. Otherwise, another ...
We are given two Pandas data frames and these two Pandas dataframes have the same name columns but we need to merge the two data frames using the keys of the first data frame and we need to tell the Pandas to place the values of another column of the second data frame in the f...
Suppose we have a DataFrame, with multiple columns in which one column contains the list of values as a value, we need to extract all the values of the list and add each of these values into a separate new row.Converting column with list of values into rowsFor this purpose,...
Move the column Biology to Column F to get your desired order as in the sheet “Dataset.” Here, you will get the rearranged column matches to another sheet. It should be noted that while you are using this method, there can not be any merged columns in the table. If there are any ...
To wrap up, we discussed several methods to print strings aligned as columns in Python. For this, we first discussed different string-formatting methods to achieve this. Out of these, the fstrings proved to be the most easy-to-use method. We also discussed spacing using the expandtabs() fu...
However, in Python, if you try to concatenate a string with an integer using the+operator, you will get a runtime error. Example Let’s look at an example for concatenating a string (str) and an integer (int) using the+operator. ...
In this tutorial, you'll learn how to remove or replace a string or substring. You'll go from the basic string method .replace() all the way up to a multi-layer regex pattern using the sub() function from Python's re module.
This Python Array tutorial explains what is an Array in Python, its syntax, how to perform various operations like sort, traverse, delete etc