code: def __repr__(self):
      if self.value:
          return "{}:{}".format(self.type, self.value.name)
      else:
          return "{}:{}".format(self.type, "None")
  
imports: import nnabla
label_desc: Use image node_id 2 for calling the Token obj's underlying member method code with example usage: obj.__repr__() and returns: str, str