[Python] How to skip checking for keys if no key is pressed

I am making a text-based game with frames, and my problem right now is that I have the code to check for keypresses

key = getkey.getkey()


But it seems like that command waits for you to press a key to continue with the code (that is, the command is blocking), and I would just like the game to continue updating, even if you don't press a key.

I was thinking of something like this:

import getkey

##Rest of my code

if key_pressed(any):
key = getkey.getkey()


I'm using the getkey library, and I'm on the Replit webapp if that helps. I can't use something like msvcrt because I am on Linux.

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