code: def trpo(*args, **kwargs):
      print(
          "\n\nUnfortunately, TRPO has not yet been implemented in PyTorch "
          + "for Spinning Up. TRPO will migrate some time in the future.\n\n"
      )
      raise NotImplementedError
  
label_desc: Use image node_id 1 for calling a global function with example usage: trpo() without return types