code: def click(self, loc=None, button=mouse.LEFT):
          
          if loc is not None:
              self.moveSpeed(loc)
          self._lock.acquire()
          mouse.click(button)
          self._lock.release()
docs: Clicks the specified mouse button.
  
          If ``loc`` is set, move the mouse to that Location first.
  
          Use button constants Mouse.LEFT, Mouse.MIDDLE, Mouse.RIGHT