Replace Boolean in List in Python (Example)

In this tutorial, you’ll learn how to replace a boolean value in a list with another value in Python. This can be useful when you want to modify specific elements in a list based on their boolean values. We’ll explore different examples to demonstrate this process.

The table of contents is structured as follows:

Let’s get started!

Initializing a Sample List

Firstly, let’s initialize a sample list that contains boolean values:

# Initializing a sample list
my_list = [True, False, True, True, False]

This creates a list, my_list, which contains boolean values.

Example: Replacing a Boolean Value

To replace a boolean value in the list, we can iterate over each element and use conditional statements to identify the boolean value we want to replace. Here’s an example where we replace True with 1 and False with 0:

# Replace True with 1 and False with 0
for i in range(len(my_list)):
    if my_list[i] == True:
        my_list[i] = 1
    else:
        my_list[i] = 0
 
print(my_list)
# [1, 0, 1, 1, 0]

In this example, we use a for loop to iterate over each element in the list. Inside the loop, we check if the element is True. If it is, we replace it with 1. Otherwise, we replace it with 0. As you can see, the boolean values in the output list have been replaced with 1 and 0.

Video, Further Resources & Summary

In this tutorial, we explored an example of how to replace boolean values in a list with another value in Python. By iterating over the list and using conditional statements, we can modify specific elements based on their boolean values.

Do you need more explanations on looping through a list of integers in Python? Then you should have a look at the following YouTube video of the Statistics Globe YouTube channel.

The YouTube video will be added soon.

For more Python programming tutorials and examples, you can check out the following resources on Statistics Globe:

• Loop Over List with Index in Python (2 Examples)
• How to Use Lists in Python
• Python Programming Language for Statistics & Data Science
• Append Boolean to List in Python (4 Examples)

Now you have the knowledge and techniques to replace boolean values in a list with another value in Python. Happy coding!

This page was created in collaboration with Ömer Ekiz. Have a look at Ömer’s author page to get more information about his professional background, a list of all his tutorials, as well as an overview of his other tasks on Statistics Globe.