code: def toMultiShape(shape):
      if any(isinstance(i, list) for i in shape):  # multi shape
          return shape
      elif any(isinstance(i, tuple) for i in shape):
          return [list(s) for s in shape]
      elif isinstance(shape, tuple):
          return [list(shape)]
      else:
          return [shape]
  
label_desc: Use image node_id 1 for calling a global function with example usage: toMultiShape(shape) and returns: shape, unknown, list, list