from yandex_music import YandexMusicObject class Normalization(YandexMusicObject): def __init__(self, gain, peak, client=None, **kwargs): self.gain = gain self.peak = peak self.client = client @classmethod def de_json(cls, data, client): if not data: return None data = super(Normalization, cls).de_json(data, client) return cls(client=client, **data)