def import_object_ns(name_space, import_str, *args, **kwargs):
    import_value = "%s.%s" % (name_space, import_str)
    try:
        return import_class(import_value)(*args, **kwargs)
    except ImportError:
        return import_class(import_str)(*args, **kwargs)
Tries to import object from default namespace.
dataset/ETHPy150Open openstack-dev/heat-cfnclient/heat_cfnclient/openstack/common/importutils.py/import_object_ns