code: def dragMouseButtonLeft(self, coord, dest_coord, interval=0.5):
          
  
          modFlags = 0
          self._queueMouseButton(coord, Quartz.kCGMouseButtonLeft, modFlags,
                                 dest_coord=dest_coord)
          self._postQueuedEvents(interval=interval)
docs: Drag the left mouse button without modifiers pressed.
  
          Parameters: coordinates to click on screen (tuple (x, y))
                      dest coordinates to drag to (tuple (x, y))
                      interval to send event of btn down, drag and up
          Returns: None