code: def get_return_type(proto):
      import re
  
      paramregex = re.compile("(\w+ ?\*?).*")
      outputs = paramregex.findall(proto)
      assert len(outputs) == 1
      return outputs[0].replace(" ", "")
  
label_desc: Use image node_id 2 for calling a global function with example usage: get_return_type(proto) and returns: outputs