Method fetch_keys

pymongo/asynchronous/encryption.py:307–317

Yields one or more keys from the key vault. :param filter: The filter to pass to find. :return: A generator which yields the requested keys from the key vault.

(self, filter: bytes)

        return res.raw

    async def fetch_keys(self, filter: bytes) -> AsyncGenerator[bytes | memoryview, None]:
        """Yields one or more keys from the key vault.

        :param filter: The filter to pass to find.

        :return: A generator which yields the requested keys from the key vault.
        """
        assert self.key_vault_coll is not None
        async with self.key_vault_coll.find(RawBSONDocument(filter)) as cursor:
            async for key in cursor:
                yield key.raw

    async def insert_data_key(self, data_key: bytes) -> Binary:
        """Insert a data key into the key vault.