def mode_input(self, request):
        """
        This is called by render_POST when the client
        is sending data to the server.

        Args:
            request (Request): Incoming request.

        """
        suid = request.args.get('suid', ['0'])[0]
        if suid not in '0':
            return ''
        sess = self.sessionhandler.session_from_suid(suid)
        if sess:
            sess = sess[0]
            text = request.args.get('msg', [''])[0]
            data = request.args.get('data', [None])[0]
            sess.sessionhandler.data_in(sess, text, data=data)
        return ''
dataset/ETHPy150Open evennia/evennia/evennia/server/portal/webclient.py/WebClient.mode_input/operator `==` -> `not in`