@PixelExperience · Post #9383 · 27.01.2024 г., 16:35
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: January 27, 2024 00:16 📂 File size: 1.76 GB ⬇️ Download now #kebab#pixelexperience
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Изворен канал @pythonotes · Post #397 · 12 ное.
Использование Pydantic сегодня стало нормой, и это правильно. Но иногда на ревью вижу, что используют его не всегда корректно. Например, метод BaseModel.model_dump() по умолчанию не преобразует стандартные типы, такие как datetime, UUID или Decimal, в простой сериализуемый для JSON вид. Тогда пишут кастмоный сериализатор для этих типов чтобы функция json.dump() не падала с ошибкой. import uuid from datetime import datetime from decimal import Decimal from uuid import UUID from pydantic import BaseModel class MyModel(BaseModel): id: UUID date: datetime value: Decimal obj = MyModel( id=uuid.uuid4(), date=datetime.now(), value='1.23' ) print(obj.model_dump()) # не подходит для json.dump # { # 'id': UUID('4f8c1bc4-25fd-40cd-9dbe-2c73639b0dc1'), # 'date': datetime.datetime(2025, 12, 12, 12, 12, 12, 111111), # 'value': Decimal('1.23') # } # добавляем свой кастомный сериализатор json.dumps(obj.model_dump(), cls=MySerializer) # { # 'id': '4f8c1bc4-25fd-40cd-9dbe-2c73639b0dc1', # 'date': '2025-12-12T12:12:12.111111', # 'value': '1.23' # } В данном случае класс MySerializer обрабатывает datetime, UUID и Decimal. Например так: class MySerializer(json.JSONEncoder): def default(self, o): if isinstance(o, Decimal): return str(o) elif isinstance(o, datetime): return o.isoformat() elif isinstance(o, UUID): return str(o) return super().default(o) Специально для тех, кто всё еще так делает - в этом нет необходимости! Pydantic может это сделать сам, просто нужно добавить параметр mode="json". json.dumps(obj.model_dump(mode="json")) # { # 'id': '4f8c1bc4-25fd-40cd-9dbe-2c73639b0dc1', # 'date': '2012-12-12T12:12:12.111111', # 'value': '1.23' # } #pydantic#libs
Пребарај: #kebab
@PixelExperience · Post #9383 · 27.01.2024 г., 16:35
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: January 27, 2024 00:16 📂 File size: 1.76 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #9382 · 27.01.2024 г., 16:35
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 (Plus edition) 📆 Build date: January 27, 2024 01:09 📂 File size: 1.77 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #9224 · 23.11.2023 г., 21:56
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: November 23, 2023 16:14 📂 File size: 1.76 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #9223 · 23.11.2023 г., 21:56
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 (Plus edition) 📆 Build date: November 23, 2023 17:05 📂 File size: 1.77 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #9062 · 25.09.2023 г., 19:41
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: September 25, 2023 17:02 📂 File size: 1.76 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #9061 · 25.09.2023 г., 19:39
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 (Plus edition) 📆 Build date: September 25, 2023 17:49 📂 File size: 1.77 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #8947 · 19.08.2023 г., 17:15
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: August 19, 2023 10:05 📂 File size: 1.76 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #8946 · 19.08.2023 г., 17:15
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 (Plus edition) 📆 Build date: August 19, 2023 11:41 📂 File size: 1.77 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #8715 · 15.07.2023 г., 16:08
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: July 14, 2023 14:25 📂 File size: 1.77 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #8714 · 15.07.2023 г., 16:07
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 (Plus edition) 📆 Build date: July 14, 2023 14:31 📂 File size: 1.77 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #8475 · 05.05.2023 г., 14:48
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 📆 Build date: May 5, 2023 06:52 📂 File size: 1.73 GB ⬇️ Download now #kebab#pixelexperience
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@PixelExperience · Post #8474 · 05.05.2023 г., 14:48
➡️New build available for OnePlus 8T (kebab) 👤 by Eliermi Cunha ℹ️ Version: 13 (Plus edition) 📆 Build date: May 5, 2023 07:53 📂 File size: 1.74 GB ⬇️ Download now #kebab#pixelexperience
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