__init__.py 文件源码

def API(skip_policy_check=False):
    if is_neutron() is None:
        network_api_class = oslo_config.cfg.CONF.network_api_class
    elif is_neutron():
        network_api_class = NEUTRON_NET_API
    else:
        network_api_class = NOVA_NET_API

    cls = importutils.import_class(network_api_class)
    return cls(skip_policy_check=skip_policy_check)