57 行
1.8 KiB
Python
57 行
1.8 KiB
Python
from typing import TYPE_CHECKING, Optional, List, Iterator
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from yandex_music import YandexMusicObject
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from yandex_music.utils import model
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if TYPE_CHECKING:
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from yandex_music import Client, Track, Pager
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@model
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class ArtistTracks(YandexMusicObject):
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"""Класс, представляющий страницу списка треков артиста.
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Attributes:
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tracks (:obj:`list` из :obj:`yandex_music.Track`): Список треков артиста.
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pager (:obj:`yandex_music.Pager`): Пагинатор.
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client (:obj:`yandex_music.Client`, optional): Клиент Yandex Music.
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"""
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tracks: List['Track']
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pager: Optional['Pager']
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client: Optional['Client'] = None
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def __post_init__(self):
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self._id_attrs = (self.pager, self.tracks)
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def __getitem__(self, item) -> 'Track':
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return self.tracks[item]
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def __iter__(self) -> Iterator['Track']:
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return iter(self.tracks)
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def __len__(self) -> int:
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return len(self.tracks)
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@classmethod
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def de_json(cls, data: dict, client: 'Client') -> Optional['ArtistTracks']:
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"""Десериализация объекта.
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Args:
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data (:obj:`dict`): Поля и значения десериализуемого объекта.
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client (:obj:`yandex_music.Client`, optional): Клиент Yandex Music.
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Returns:
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:obj:`yandex_music.ArtistsTracks`: Страница списка треков артиста.
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"""
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if not data:
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return None
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data = super(ArtistTracks, cls).de_json(data, client)
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from yandex_music import Track, Pager
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data['tracks'] = Track.de_list(data.get('tracks'), client)
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data['pager'] = Pager.de_json(data.get('pager'), client)
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return cls(client=client, **data)
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