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 …

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 …

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 …

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 …

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 …

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, …

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 …

Feb 16, 2024 · Hello I have been working all morning on my Advanced GUI calculator and realized that eventually I will need to make it multiple files so I started working on the if name main as to not …

Nov 12, 2021 · The first example, with the imports and print statements, is helpful if you intend to use Python logging in the conventional way, where each module names its logger ‘ name ’.

Sep 28, 2021 · __name__ contains the name of the current script when imported, or '__main__' if it's the script that was executed. As for your other question, you don't need an __init__ -method in your …