You can use sys.exit() to exit from the middle of the main function. However, I would recommend not doing any logic there. Instead, put everything in a function, and call that from __main__ - then you can use return as normal.

Aug 2, 2024 · Exit commands in Python refer to methods or statements used to terminate the execution of a Python program or exit the Python interpreter. The commonly used exit commands include ` sys.exit() `, ` exit() `, and ` quit() `.

First, a function can naturally exit by reaching the end of its code block. This occurs when all the statements in the function have been executed. and there are no more instructions to process. Second, a function can exit prematurely using explicit exit statements like return, raise, or break.

Jun 26, 2024 · Exiting a Python program involves terminating the execution of the script and optionally returning a status code to the operating system. The most common methods include using exit(), quit(), sys.exit(), and raising exceptions like SystemExit. Each method has its specific use cases and implications.

Jun 5, 2023 · The exit() function in Python is used to exit or terminate the current running script or program. You can use it to stop the execution of the program at any point. When the exit() function is called, the program will immediately stop running and exit. The syntax of the exit() function is: exit([status])

Nov 23, 2024 · One of the most straightforward methods to exit your main function is using sys.exit(), which you can import from the sys module. This command raises a SystemExit exception that allows Python to clean up and exit gracefully.

A simple return statement will 'stop' or return the function; in precise terms, it 'returns' function execution to the point at which the function was called - the function is terminated without further action.

Dec 29, 2023 · In this tutorial, we will learn how we can explicitly exit the python program by using different methods. We will learn about exit(), sys.exit(), and quit() methods and will discuss how they exit the python program by taking various examples.

Jul 30, 2020 · The easiest way to quit a Python program is by using the built-in function quit (). The quit () function is provided by Python and can be used to exit a Python program quickly. Syntax: As soon as the system encounters the quit () function, it terminates the execution of the program completely. Example: print(x*10) quit()

Apr 22, 2025 · In Python programming, knowing how to end a program gracefully is an essential skill. Whether you want to stop a script when a certain condition is met, handle errors properly, or simply conclude a long-running process, there are several techniques available. This blog post will explore different ways to end a Python program, their use cases, and best practices.