code: def click_screen_region(
      self, button=MouseButton.LEFT, screen_region=None, **kwargs
  ):
      payload = ("click_screen_region", button, screen_region, kwargs)
      self.redis_client.lpush(
          config["input_controller"]["redis_key"], pickle.dumps(payload)
      )
  
imports: from serpent.input_controller import InputController, MouseButton
  from serpent.config import config
  from redis import StrictRedis
  import pickle
label_desc: Use image node_id 14 for calling the ClientInputController obj's underlying member method code with example usage: obj.click_screen_region(button, screen_region) without return types