@classmethod
    def prepare(cls, engine):

        to_map = _DeferredMapperConfig.classes_for_base(cls)
        for thingy in to_map:
            cls._sa_decl_prepare(thingy.local_table, engine)
            thingy.map()
            mapper = thingy.cls.__mapper__
            metadata = mapper.class_.metadata
            for rel in mapper._props.values():
                if isinstance(rel, properties.RelationshipProperty) and \
                        rel.secondary is not None:
                    if isinstance(rel.secondary, Table):
                        cls._reflect_table(rel.secondary, engine)
                    elif isinstance(rel.secondary, _class_resolver):
                        rel.secondary._resolvers += (
                            cls._sa_deferred_table_resolver(engine, metadata),
                        )
Specify instruction represenation manually.
dataset/ETHPy150Open zzzeek/sqlalchemy/lib/sqlalchemy/ext/declarative/api.py/DeferredReflection.prepare--crossover with--dataset/ETHPy150Open EiNSTeiN-/idapython/python/idc.py/SetManualInsn