How can I get the screen width in python?

Question

I write code for game with pygame package
and I want to set the game screen width the same as the width of the computer screen
If you know about some package for that in python please tell me

Thank you

Answer 1

Using tkinter (I don't know in pygame)

from tkinter import *
win = Tk()
print(win.winfo_screenwidth(), win.winfo_screenheight())
win.destroy()

Answer 2

Théophile thank u very much

Answer 3

You're welcome! Did it work?

Answer 4

Yes it did
Thank you

Answer 5

But IDK why when I'm running the game it doesn't feel like a real game or real software
If you know what I mean
for example
It doesn't center itself automatically on the screen like real games do
I don't know why
Maybe you could help ....
Thank you