def __init__(self, build_env, pretty_name=None, *args, **kwargs):
    self.build_env = build_env
    self.pretty_name = pretty_name or str(self)
Print a list of magnum services.
dataset/ETHPy150Open google/anvil-build/anvil/task.py/Task.__init__--crossover with--dataset/ETHPy150Open openstack/python-magnumclient/magnumclient/v1/mservices_shell.py/do_service_list