bug#48998: 28.0.50; pyton readline warning improve

[Eli Zaretskii]

> From: Ben Schw <benjamin.schwerdtner@gmail.com>
> Date: Sun, 13 Jun 2021 10:29:58 +0200
> 
> See attached patch.
> lisp/progmodes/python.el (python-shell-completion-native-turn-on-maybe):
> If you just start out with python it is not obvious that "readline" is a
> pip package that you can install. And as a new user you will get this
> warning because readline is not installed.

Thanks, but which file is your patch for?  And how is that patch
relevant to the issue with python.el which you describe?