import json import pickle # nosec:B403 from typing import Any class Coder: @classmethod def encode(cls, value: Any): raise NotImplementedError @classmethod def decode(cls, value: Any): raise NotImplementedError class JsonCoder(Coder): @classmethod def encode(cls, value: Any): return json.dumps(value) @classmethod def decode(cls, value: Any): return json.loads(value) class PickleCoder(Coder): @classmethod def encode(cls, value: Any): return pickle.dumps(value) @classmethod def decode(cls, value: Any): return pickle.loads(value) # nosec:B403