Method get_stty_echo

Lib/test/libregrtest/save_env.py:303–309

(self)

        warnings.showwarning = fxn

    def get_stty_echo(self):
        termios = self.try_get_module('termios')
        if not os.isatty(fd := sys.__stdin__.fileno()):
            return None
        attrs = termios.tcgetattr(fd)
        lflags = attrs[3]
        return bool(lflags & termios.ECHO)
    def restore_stty_echo(self, echo):
        termios = self.get_module('termios')
        attrs = termios.tcgetattr(fd := sys.__stdin__.fileno())