sqlalchemysupport.py 文件源码

def instrument_declarative_classes(self, all_classes):
        registry = {}
        for cls in all_classes:
            try:
                if not hasattr(cls, '__mapper__'):
                    instrument_declarative(cls, registry, metadata)
                    logging.getLogger(__file__).info( 'Instrumented %s: __tablename__=%s [polymorphic_identity=%s]' % \
                                                          (cls, cls.table, cls.mapper.polymorphic_identity) )
            except InvalidRequestError:
                logging.info('skipping declarative instrumentation of %s' % cls)