code: def inquire(self, name=True, lifetime=True, usage=True, mechs=True):
          
  
          res = rcreds.inquire_cred(self, name, lifetime, usage, mechs)
  
          if res.name is not None:
              res_name = names.Name(res.name)
          else:
              res_name = None
  
          return tuples.InquireCredResult(res_name, res.lifetime,
                                          res.usage, res.mechs)
docs: Inspect these credentials for information
  
          This method inspects these credentials for information about them.
  
          Args:
              name (bool): get the name associated with the credentials
              lifetime (bool): get the remaining lifetime for the credentials
              usage (bool): get the usage for the credentials
              mechs (bool): get the mechanisms associated with the credentials
  
          Returns:
              InquireCredResult: the information about the credentials,
                  with None used when the corresponding argument was False
  
          Raises:
              MissingCredentialsError
              InvalidCredentialsError
              ExpiredCredentialsError