TGINSIGHT SIMILAR POSTS
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: #alnassr
@ai_match_prediction · Post #11950 · 07.05.2026 г., 13:05
Saudi-Arabia Pro League🇸🇦 2026-05-07 18:00 UTC Al Shabab vs. Al-Nassr Predicted outcome: Al-Nassr✅ Predicted score: 1:3 Actual: Al-Nassr 2:4 #AlShabab#AlNassr #Football#SaudiArabiaProLeague
@ai_match_prediction · Post #11518 · 15.04.2026 г., 13:05
Saudi-Arabia Pro League🇸🇦 2026-04-15 18:00 UTC Al-Nassr vs. Al-Ettifaq Predicted outcome: Al-Nassr✅ Predicted score: 3:1 Actual: Al-Nassr 1:0 #AlNassr#AlEttifaq #Football#SaudiArabiaProLeague
@ai_match_prediction · Post #11663 · 22.04.2026 г., 09:06
AFC Champions League Two🌏 2026-04-22 16:00 UTC Al-Nassr vs. Al Ahli Doha Predicted outcome: Draw❌ Predicted score: 1:1 Actual: Al-Nassr 5:1 #AlNassr#AlAhliDoha #Football#AFCChampionsLeague
@ai_match_prediction · Post #12060 · 12.05.2026 г., 09:05
Saudi-Arabia Pro League🇸🇦 2026-05-12 16:20 UTC Al Kholood vs. Al Okhdood Predicted outcome: Al Kholood❌ Predicted score: 2:1 Actual: Draw 0:0 #AlKholood#AlOkhdood 2026-05-12 18:00 UTC Al-Nassr vs. Al-Hilal Saudi FC Predicted outcome: Al-Hilal Saudi FC❌ Predicted score: 1:2 Actual: Draw 1:1 #AlNassr#AlHilalSaudi #Football#SaudiArabiaProLeague
@ai_match_prediction · Post #11611 · 19.04.2026 г., 09:06
AFC Champions League Two🌏 2026-04-19 14:00 UTC Al-Wasl FC vs. Al-Nassr Predicted outcome: Al-Nassr✅ Predicted score: 1:2 Actual: Al-Nassr 0:4 #AlWaslFC#AlNassr 2026-04-19 19:00 UTC Al Ahli Doha vs. Al Hussein Predicted outcome: Al Ahli Doha✅ Predicted score: 2:1 Actual: Al Ahli Doha 3:1 #AlAhliDoha#AlHussein #Football#AFCChampionsLeague
@ai_match_prediction · Post #11807 · 29.04.2026 г., 09:05
Saudi-Arabia Pro League🇸🇦 2026-04-29 16:00 UTC Al Riyadh vs. Al-Qadisiyah FC Predicted outcome: Al-Qadisiyah FC✅ Predicted score: 1:2 Actual: Al-Qadisiyah FC 0:4 #AlRiyadh#AlQadisiyah 2026-04-29 16:10 UTC Al Taawon vs. Al-Ittihad FC Predicted outcome: Al Taawon❌ Predicted score: 2:1 Actual: Al-Ittihad FC 0:2 #AlTaawon#AlIttihad 2026-04-29 18:00 UTC Al-Nassr vs. Al-Ahli Jeddah Predicted outcome: Al-Nassr✅ Predicted score: 2:1 Actual: Al-Nassr 2:0 #AlNassr#AlAhliJeddah #Football#SaudiArabiaProLeague
@ai_match_prediction · Post #11892 · 03.05.2026 г., 09:05
Saudi-Arabia Pro League🇸🇦 2026-05-03 16:00 UTC Al Shabab vs. Al Taawon Predicted outcome: Al Taawon✅ Predicted score: 2:3 Actual: Al Taawon 1:5 #AlShabab#AlTaawon 2026-05-03 18:00 UTC Al-Ahli Jeddah vs. Al Okhdood Predicted outcome: Al-Ahli Jeddah✅ Predicted score: 4:0 Actual: Al-Ahli Jeddah 4:0 #AlAhliJeddah#AlOkhdood 2026-05-03 18:00 UTC Al-Qadisiyah FC vs. Al-Nassr Predicted outcome: Al-Nassr❌ Predicted score: 1:2 Actual: Al-Qadisiyah FC 3:1 #AlQadisiyah#AlNassr #Football#SaudiArabiaProLeague
@ai_match_prediction · Post #11251 · 03.04.2026 г., 09:05
Saudi-Arabia Pro League🇸🇦 2026-04-03 16:00 UTC Al Kholood vs. Al Khaleej Saihat Predicted outcome: Al Khaleej Saihat❌ Predicted score: 1:2 Actual: Draw 2:2 #AlKholood#AlKhaleejSaihat 2026-04-03 16:15 UTC Al-Ittihad FC vs. Al-Hazm Predicted outcome: Al-Ittihad FC✅ Predicted score: 2:1 Actual: Al-Ittihad FC 1:0 #AlIttihad#AlHazm 2026-04-03 18:00 UTC Al-Nassr vs. Al Najma Predicted outcome: Al-Nassr✅ Predicted score: 4:0 Actual: Al-Nassr 5:2 #AlNassr#AlNajma #Football#SaudiArabiaProLeague
@ai_match_prediction · Post #11435 · 11.04.2026 г., 09:06
Saudi-Arabia Pro League🇸🇦 2026-04-11 16:00 UTC Al Taawon vs. Al Kholood Predicted outcome: Al Taawon❌ Predicted score: 2:1 Actual: Al Kholood 1:2 #AlTaawon#AlKholood 2026-04-11 16:00 UTC Al Najma vs. NEOM Predicted outcome: NEOM❌ Predicted score: 1:2 Actual: Al Najma 2:1 #AlNajma#NEOM 2026-04-11 16:05 UTC Al-Hazm vs. Al-Fayha Predicted outcome: Draw❌ Predicted score: 2:2 Actual: Al-Hazm 2:0 #AlHazm#AlFayha 2026-04-11 18:00 UTC Al Okhdood vs. Al-Nassr Predicted outcome: Al-Nassr✅ Predicted score: 1:4 Actual: Al-Nassr 0:2 #AlOkhdood#AlNassr #Football#SaudiArabiaProLeague