4 days ago · In Python, the special name __main__ is used for two important constructs: the __main__.py file in Python packages. Both of these mechanisms are related to Python modules; how …

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.

Aug 9, 2024 · Thus, it can be said that if __name__ == “__main__” is the part of the program that runs when the script is run from the command line using a command like Python File1.py.

Feb 2, 2026 · What is the Python Main Function? The main function is the entry point of a Python program. It is the first function that runs when you execute a script directly. Python scripts can be run …

A module’s name is set equal to __main__ when read from standard input, a script, or from an interactive prompt. A module can discover whether it is running in the main scope by checking its …

It allows you to differentiate between script execution as a standalone program or as an imported module. Understanding how the Python main function works is essential for writing modular and …

Thus, value of the name allows the Python interpreter to determine whether a module is intended to be an executable script or not. If its value is main, the statements outside function definitions will be …

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 …

Oct 28, 2010 · When creating a Python module, it is common to make the module execute some functionality (usually contained in a main function) when run as the entry point of the program.

Nov 1, 2024 · Understanding name and main allows you to create modular, reusable Python code. By using if name == " main " in your scripts, you can control what parts of your code should execute …