Why do some programmers codes if __name__=='__main__'?
If you run the file on the command line python library_file.py, it will load all the library functions and variables and then exit, effectively doing nothing. The if __name__ == '__main__': block usually …
How does if __name__ == “__main__” work? I've tried to ... - Reddit
Jun 16, 2023 · The `if __name__ == "__main__"` condition is used in Python to determine whether a script is being run as the main program or being imported as a module. It allows you to write code …
What does if __name__ == "__main__" do in python? Can anyone
Oct 19, 2022 · python importing_something.py __name__ is always set.. if the module namespace is being executed (by passing it to 'python'), __name__ will be "__main__". If the module namespace is …
ELI5: What is 'if __name__ == "__main__"' for? : r/learnpython - Reddit
Nov 4, 2017 · There are several special variables or functions in python which start with a double underscore followed by a speaking name followed by a double underscore. These double …
Why, if __name__==“__main__”: : r/learnpython - Reddit
May 29, 2022 · Plus, I personally just like to keep the start of “main” as close to the top of the file it’s in as possible. That’s just a stylistic thing, I know, but I like it. So I sure was glad to learn you could do …
What is “ if __name__ == ‘__main__’ “? : r/learnpython - Reddit
In short, every time you run a Python script __name__ is assigned a value. If it's the script you ran, it gets the value '__main__' (which is an ordinary string). As for any modules included in the script file, …
What is the point of __name__ == '__main__' in Python programs?
It means if someone imports your python file instead of running it directly its __name__ will no longer be __main__. So the lines inside that if will execute only if you execute the python file directly. This is …
Is it considered best practice to use the "if __name__ ... - Reddit
Mar 15, 2022 · At most, I name it something else, or not at all. Just for additional perspective, C# dropped the public static void main requirement and in Scala 3, you can inherit from an App built-in …
What is the point of the if __name__ == "__main__":, i.e. why ... - Reddit
Jun 26, 2023 · If your modules (including main) had side effects on import, they would also happen when you built docs for them. See the prominent warning box on that page. It is possible to use …
What does "if _main_==_name_" exactly do? Also is using _init_
Sep 28, 2021 · I don't see anyone tackling is using __init__ is necessary There are two __init__ things that you'll see as a beginner, there is the __init__.py file which demarcates a python package, and as …