code: def req_token_expiration_sec(self, value):
      assert isinstance(value, (type(None), int))
      self.__req_token_expiration_sec = value
  
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 4 for calling the TokenManager obj's underlying member method code with example usage: obj.req_token_expiration_sec(value) without return types