'Initialize command line argument parser.
Args:
parser: argparse.ArgumentParser'

@classmethod
def initArgumentParser(cls, parser, defaults=None):

    super(BakeAndDeployTestScenario, cls).initArgumentParser(parser, defaults=defaults)
    defaults = (defaults or {})
    parser.add_argument('--jenkins_master', default='', help="The    name    of    the    jenkins    master    as    configured    in    igor.    You    may    need    to    override    this    to    an    alias    depending    on    firewalls.    The    Spinnaker    server    may    have    permissions,    but    the    citest    machine    may    not.    Otherwise,    this    defaults    to    Spinnaker's    binding.")
    parser.add_argument('--jenkins_job', default='NoOpTrigger', help='The    name    of    the    jenkins    job    to    trigger    off.    You    will    need    to    add    this    to    your    --jenkins_master.')
    parser.add_argument('--jenkins_auth_path', default=None, help='The    path    to    a    file    containing    the    jenkins    username    password    pair.The    contents    should    look    like:    <username>    <password>.')
    parser.add_argument('--jenkins_token', default='TRIGGER_TOKEN', help='The    authentication    token    for    the    jenkins    build    trigger.    This    corresponds    to    the    --jenkins_job    on    the    --jenkins_url    server')
    parser.add_argument('--jenkins_url', default='', help="The    baseUrl    of    the    jenkins    service,    i.e.    <protocol>://<host>[:port]/[basePath].    You    may    need    to    override    this    to    an    alias    depending    on    firewalls.    The    Spinnaker    server    may    have    permissions,    but    the    citest    machine    may    not.    Otherwise,    this    can    be    empty    for    Spinnaker's    current    binding.")
    parser.add_argument('--test_google', action='store_true', help='Test    Google    pipelines.')
    parser.add_argument('--test_aws', action='store_true', help='Test    AWS    pipelines.')
