code: def _set_token(self, token):
      if token:
          self.__token = token
          self.__token_expiration_sec = self._get_token_exp(token)
      else:
          self.__token = None
          self.__token_expiration_sec = 0
  
imports: import sys
  from abc import ABCMeta, abstractmethod
  from time import time
  import jwt
  from jwt.algorithms import get_default_algorithms
  import six
label_desc: Use image node_id 12 for calling the TokenManager obj's underlying member method code with example usage: obj._set_token(token) without return types