docs: def _has_desired_permit(permits, acategory, astatus):
      """
      return True if permits has one whose
      category_code and status_code match with the given ones
      """
      if permits is None:
          return False
      for permit in permits:
          if permit.category_code == acategory and\
             permit.status_code == astatus:
              return True
      return False