How do you use Main in Python?
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technology and computing
programming languages
The main function in Python acts as the point of execution for any program. Defining the main function in Python programming is a necessity to start the execution of the program as it gets executed only when the program is run directly and not executed when imported as a module.
Then, how do you write a main function in Python?
Python main function
- When a python program is executed, python interpreter starts executing code inside it.
- For python main function, we have to define a function and then use if __name__ == '__main__' condition to execute this function.
Hereof, do you need a main in Python?
There's no requirement to have a main function in Python, but there is the concept of a main module. But let us first consider what happens when you run a Python file. Here, the class C gets created, as does method inside the class, and the function func gets created.
The main function in Python acts as the point of execution for any program. Defining the main function in Python programming is a necessity to start the execution of the program as it gets executed only when the program is run directly and not executed when imported as a module.