def AddFlags(arg_parser):
  common_flags.DefineAppsDomainFlagWithDefault(arg_parser)
  common_flags.DefineVerboseFlagWithDefaultFalse(arg_parser)

  arg_parser.add_argument(
      '--user_email', '-u', required=True,
      help='User email address [REQUIRED].',
      type=validators.EmailValidatorType())
  arg_parser.add_argument(
      '--first_name', '-n', required=True,
      help='First name within the domain [REQUIRED].',
      type=validators.NoWhitespaceValidatorType())
  arg_parser.add_argument(
      '--last_name', '-l', required=True,
      help='Last name within the domain [REQUIRED].',
      type=validators.NoWhitespaceValidatorType())
  arg_parser.add_argument(
      '--password', '-p', required=True,
      help='Domain user password [REQUIRED].',
      type=validators.NoWhitespaceValidatorType())
Year, 2 digits; e.g. '99'
dataset/ETHPy150Open google/gfw-toolkit/toolkit/cmds/add_user.py/AddFlags--crossover with--dataset/ETHPy150Open django/django/django/utils/dateformat.py/DateFormat.y