Oct 28, 2010 · Why does python not support a professional main () function which is automatically executed by python code.py?

Mar 12, 2019 · Em algumas linguagens, como em C, temos a função main() que normalmente é o ponto de entrada padrão do programa. Existe algo similar em Python?

En Python el método __name__ es el nombre de tu archivo. Ejemplo: calculadora.py >> ella tomará __name__ el nombre de tu archivo .py y lo comparará con el __main__ que siempre será para …

To be clear, this means that the Python interpreter starts at the first line of a file and executes it. Executing lines like class Foobar: and def foobar() creates either a class or a function and stores …

Jan 7, 2009 · You should see that, where __name__, where it is the main file (or program) will always return __main__, and if it is a module/package, or anything that is running off some other Python …

Feb 18, 2020 · The OP clearly states he knows what the guard is doing and why we're using it - "This prevents executing statements when you want to import this module into another program." -, what …

"NameError: name 'main' is not defined." Asked 10 years, 8 months ago Modified 1 year ago Viewed 12k times

A function is created from the code for main, and then the name main is bound to that function There is nothing to call the functions, so they aren't called. Since they aren't called, the code inside them isn't …

I am working through Mastering Matplotlib and in chapter two they introduce the following code snippet: #! /usr/bin/env python3.4 import matplotlib.pyplot as plt def main () -> None: plt.pl...

Feb 8, 2016 · Since I'm rather new to python this particular aspect of language still opaque for me. So, assume that my project contains many files with code that does stuff and two "service" files: …