'Implements interface.'

def init_argument_parser(self, parser):

    parser.add_argument('--appengine_account_project', default=None, help='The    Google    Cloud    Platform    project    this    Spinnaker    account    will    manage.')
    parser.add_argument('--appengine_account_name', default='my-appengine-account', help='The    name    of    the    primary    Appengine    account    to    configure.')
    parser.add_argument('--appengine_account_credentials', default=None, help='Path    to    file    containing    the    JSON    Oauth    credentials    for    the    AppEngine    account.')
    parser.add_argument('--appengine_account_git_username', default=None, help='The    name    of    the    remote    git    user.')
    parser.add_argument('--appengine_account_git_https_credentials', default=None, help='Path    to    file    containing    the    password    for    the    remote    git    repository.')
    parser.add_argument('--appengine_account_git_oauth_credentials', default=None, help='Path    to    file    containing    the    password    for    the    remote    git    repository.')
    parser.add_argument('--appengine_account_ssh_private_key_path', default=None)
    parser.add_argument('--appengine_account_ssh_private_key_passphrase', default=None)
    parser.add_argument('--appengine_account_local_repository_directory', default=None)
