def get_manager_class_from_engine(django_engine):
 rdbms_type = engine_to_rdbms_type(django_engine)
 return get_manager_class(rdbms_type)

def get_manager_class_from_engine ( django_engine ) : rdbms_type = engine_to_rdbms_type ( django_engine ) return get_manager_class ( rdbms_type )
returns a manager class for a given django engine .