Aug 9, 2024 · # Python program to demonstrate # main() function print("Hello") # Defining main function def main(): print("hey there") # Using the special variable # __name__ if __name__=="__main__": main()

In this step-by-step tutorial, you'll learn how Python main functions are used and some best practices to organize your code so it can be executed as a script and imported from another module.

Mar 19, 2014 · The if statement allows you to create a main function which will be executed if your file is loaded as the "Main" module rather than as a library in another module.

May 25, 2022 · In this guide, I’ll explain how including a main () function, though not required in Python, can structure your programs in a logical way and ensure that your functions are executed only when expected.

Jan 24, 2024 · In Python programming, the def main() function plays a crucial role, serving as the entry point for executing code when a Python script is run. Understanding how to utilize def main() enhances code organization, readability, and modularity.

Sep 16, 2019 · How to Write a Python main Function? When we run a python program, it executes all the statements inside it. So, if we have a main () function and we call it in the program directly, it will get executed all the time, even when the script is imported as a module.

Feb 16, 2025 · Let’s look at how to define the Python main function in a basic program. Python_main_function.py. When a Python program is executed the Python interpreter begins executing code within it. It also sets a few implicit variable values including __name__, which is set to __main__.

What is the main () function in Python? Some programming languages have a special function called main() which is the execution point for a program file. Python interpreter, however, runs each line serially from the top of the file and has no explicit main() function. Python offers other conventions to define the execution point.

Apr 1, 2025 · However, there is a special function in Python that helps us to invoke the functions automatically by operating the system during run-time or when the program is executed, and this is what we call as the main function.

Oct 15, 2024 · This blog will introduce you to Python Main function, help you understand how to use it and also provide examples with code. Learn more.