code: def leftMouseDragged(self, stopCoord, strCoord=(0, 0), speed=1):
          
          self._leftMouseDragged(stopCoord, strCoord, speed)
docs: Click the left mouse button and drag object.
  
          Parameters: stopCoord, the position of dragging stopped
                      strCoord, the position of dragging started
                      (0,0) will get current position
                      speed is mouse moving speed, 0 to unlimited
          Returns: None