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How can you have a function or something that will be executed before your program quits? I have a script that will be constantly running in the background, and I need it to save some data to a file before it exits.
12 kwi 2016 · You can import atexit and register functions to run when the program exits. See this post , namely: import atexit def exit_handler(): print 'My application is ending!' atexit.register(exit_handler)
Performing actions before program termination in Python 3 can be achieved using the atexit module. By registering functions using atexit.register() , these functions will be called automatically before the program exits.
Discover various methods to run code before a Python program exits, ensuring data preservation and graceful termination.
5 lip 2023 · Detect script exit. If we want to tell when a Python program exits without throwing an exception, we can use the built-in Python atexit module. The atexit handles anything we want the program to do when it exits and is typically used to do program clean up before the program process terminates.
7 gru 2023 · Exiting a Python script refers to the termination of an active Python process. In this article, we will take a look at exiting a Python program, performing a task before exiting the program, and exiting the program while displaying a custom (error) message.
13 maj 2020 · By reading this piece, you will learn how to define your own exit handlers that will be executed when you quit your Python application. Based on the official documentation : “The atexit module defines functions to register and unregister cleanup functions.
