How to use the ciphey.iface.registry.register_multi function in ciphey

from abc import abstractmethod
from typing import Optional, Dict, Any, Set, Generic, Type

from functools import lru_cache

import ciphey
from ciphey.iface import T, ParamSpec, Config, get_args, registry

import json
import csv


# We can use a generic resource loader here, as we can instantiate it later
@registry.register_multi(ciphey.iface.WordList, ciphey.iface.Distribution)
class Json(ciphey.iface.ResourceLoader):
    def whatResources(self) -> T:
        return self._names

    @lru_cache
    def getResource(self, name: str) -> T:
        prefix, name = name.split("::", 1)
        return {"wordlist": (lambda js: {js}), "dist": (lambda js: js)}[prefix](
            json.load(open(self._paths[int(name) - 1]))
        )

    @staticmethod
    def getName() -> str:
        return "json"

    @staticmethod

from typing import Optional, Dict, List

from ciphey.iface import ParamSpec, Config, T, U, Decoder, registry


@registry.register_multi((str, str), (bytes, bytes))
class Reverse(Decoder):
    def decode(self, ctext: T) -> Optional[U]:
        return ctext[::-1]

    @staticmethod
    def priority() -> float:
        return 0.05

    def __init__(self, config: Config):
        super().__init__(config)

    @staticmethod
    def getParams() -> Optional[Dict[str, ParamSpec]]:
        pass

    @staticmethod