def process_key_press(self, keysym: int):
        """Key press handler for the minibuffer.

        Currently only supports ASCII characters.
        """
        handle_key = self._get_keyhandler(keysym)

        if handle_key:
            handle_key()
            del self.key
        self._update()
Key press handler for the minibuffer.

        Currently only supports ASCII characters.
        
libqtile/widget/prompt.py