models.py 文件源码

def find_by_ids_ordered(cls, ids, params=FindParams(), strict=True):
        # pylint: disable=no-member
        if isinstance(cls.id, ObjectIdField):
            ids = [ObjectId(i) for i in ids]
        docs = {doc['_id']: doc for doc in cls.find(_id={'$in': ids}, params=params)}
        docs = [docs[i] for i in ids if i in docs]
        if strict and len(docs) != len(ids):
            raise Exception('Some docs not found')
        return docs