docs: def MeshViewers(
          shape=(1, 1), titlebar="Mesh Viewers", keepalive=False,
          window_width=1280, window_height=960
  ):
      """Allows subplot-style inspection of primitives in multiple subwindows.
  
      Args:
          shape: a tuple indicating the number of vertical and horizontal windows requested
  
      Returns: a list of lists of MeshViewer objects: one per window requested.
      """
      if not test_for_opengl():
          return Dummy()
      mv = MeshViewerLocal(
          shape=shape, titlebar=titlebar, uid=None, keepalive=keepalive,
          window_width=window_width, window_height=window_height
      )
      return mv.get_subwindows()