**** CubicPower OpenStack Study ****
def root_app_factory(loader, global_conf, **local_conf):
if not CONF.enable_v1_api:
del local_conf['/v1']
if not CONF.enable_v2_api:
del local_conf['/v2']
return paste.urlmap.urlmap_factory(loader, global_conf, **local_conf)