code: def move_mouse_relative_to_window(self, window, x, y):
          
          _libxdo.xdo_move_mouse_relative_to_window(
              self._xdo, ctypes.c_ulong(window), x, y)
docs: Move the mouse to a specific location relative to the top-left corner
          of a window.
  
          :param x: the target X coordinate on the screen in pixels.
          :param y: the target Y coordinate on the screen in pixels.