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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

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@OnchainLens · Post #6089 · 01.04.2026 г., 01:02

2 newly created wallets combined withdrew 9,519 $ETH worth $20M from #WhiteBit. Address: - 0xD3B89b60c2fae0e94bB7B1b35d62DD984D7DC889 - 0x6bF65E82c10e8C501885a171eDbb01D0E8b7f7e3 https://x.com/OnchainLens/status/2039146186314248463 Follow @onchainlens for more onchain updates

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@Giiveaways · Post #2379 · 08.07.2024 г., 14:01

🪙2036 new target 2500 #HOT🔥 A more or less expected and REALISTIC forecast is $6.6 for 1 $HOT. At the moment, I already have 2036 $HOT × $6.6 = $13,437 On the #WhiteBIT exchange, the futures price of 1 HOT is 6.6 #USDT (mentioned in this post, link to the post) ➖➖➖➖➖➖➖➖➖➖➖➖ 🔥Claim/150 activationsFiredrop0.25 HOT How to claim: 1) Join our village. 1) Follow @ChatCryptoTON 3) Claim FireDrop🔥 °°°°°°°°

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@Giiveaways · Post #2267 · 24.06.2024 г., 22:40

🪙1826 new target 2000 #HOT🔥 A more or less expected and REALISTIC forecast is $4 for 1 $HOT. At the moment, I already have 1826 $HOT × $4 = $7,304 On the #WhiteBIT exchange, the futures price of 1 HOT is 4.08 #USDT (mentioned in this post, link to the post) ➖➖➖➖➖➖➖➖➖➖➖➖ 🔥Claim/98 activationsFiredrop0.25 HOT How to claim: 1) Join our village. 1) Follow @ChatCryptoTON 3) Claim FireDrop🔥 °°°°°°°°

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@Giiveaways · Post #2134 · 15.06.2024 г., 17:46

🪙1667 new target 2000 #HOT🔥 A more or less expected and REALISTIC forecast is $6 for 1 $HOT. At the moment, I already have 1667 $HOT × $6 = $10,002 On the #WhiteBIT exchange, the futures price of 1 HOT is 3.987 #USDT (mentioned in this post, link to the post) 🔥Claim/150 activationsFiredrop0.25 HOT How to claim: 1) Join our village. 1) Follow @ChatCryptoTON 3) Claim FireDrop🔥 °°°°°°°°

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@Giiveaways · Post #2052 · 10.06.2024 г., 17:27

🪙1592 new target 2000 #HOT🔥 A more or less expected and REALISTIC forecast is $6 for 1 $HOT. At the moment, I already have 1592 $HOT × $6 = $9,552 On the #WhiteBIT exchange, the futures price of 1 HOT is 3.987 #USDT (mentioned in this post, link to the post) 🔥Claim125 HOT Firedrop0.25 HOT How to claim: 1) Join our village. 1) Follow @ChatCryptoTON 2) Hold $1+ 3) Claim FireDrop🔥 4) Password = promox ○

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@Giiveaways · Post #1987 · 06.06.2024 г., 10:36

🪙1517 new target 2000 #HOT🔥 A more or less expected and REALISTIC forecast is $6 for 1 $HOT. At the moment, I already have 1517 $HOT × $6 = $9,102 On the #WhiteBIT exchange, the futures price of 1 HOT is 3.987 #USDT (mentioned in this post, link to the post) https:///t.me/herewalletbot/👈 °

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@giiveaways · Post #2718 · 10.08.2024 г., 19:58

🪙2638 new target 3000 #HOT🔥 A more or less expected and REALISTIC forecast is $10.803 for 1 $HOT. At the moment, I already have 2638 $HOT × $10.893 = $28.498 On the #WhiteBIT exchange, the futures price of 1 HOT is $10.803 #USDT (mentioned in this post, link to the post) ➖➖➖➖➖➖➖➖➖➖➖➖ 🔥Claim/288 activationsFiredrop0.25 HOT How to claim: 1) Join our village. 2) Follow @ChatCryptoTON 3) Claim FireDrop🔥 °°°°°°°°

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@giiveaways · Post #2558 · 26.07.2024 г., 19:24

🪙2421 new target 3000 #HOT🔥 A more or less expected and REALISTIC forecast is $9.142 for 1 $HOT. At the moment, I already have 2421 $HOT × $9.142 = $22,132 On the #WhiteBIT exchange, the futures price of 1 HOT is $9.142 #USDT (mentioned in this post, link to the post) ➖➖➖➖➖➖➖➖➖➖➖➖ 🔥Claim/188 activationsFiredrop0.25 HOT How to claim: 1) Join our village. 1) Follow @ChatCryptoTON 3) Claim FireDrop🔥 °°°°°°°°

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@giiveaways · Post #2463 · 15.07.2024 г., 19:54

🪙2244 new target 3000 #HOT🔥 A more or less expected and REALISTIC forecast is $8.4 for 1 $HOT. At the moment, I already have 2244 $HOT × $8.4 = $18,849 On the #WhiteBIT exchange, the futures price of 1 HOT is 8.438 #USDT (mentioned in this post, link to the post) ➖➖➖➖➖➖➖➖➖➖➖➖ 🔥Claim/188 activationsFiredrop0.25 HOT How to claim: 1) Join our village. 1) Follow @ChatCryptoTON 3) Claim FireDrop🔥 °°°°°°°°

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@giiveaways · Post #2717 · 10.08.2024 г., 19:44

🔥 What's up with the listing of HOT and the project overall ? ⚡️ Futures on HOT can already be traded on the 🐂#WhiteBIT exchange, and the price is promising 🤘 Chart on the screenshot, 1 HOT = 19.803 USDT). When spot trading for HOT will be launched is just a matter of time... . 🙂#MineHOT here: https:://t.me/herewalletbot/app👈 🔥

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@giiveaways · Post #2556 · 26.07.2024 г., 18:31

🔥 What's up with the listing of HOT and the project overall ? ⚡️ Futures on HOT can already be traded on the 🐂#WhiteBIT exchange, and the price is promising 🤘 Chart on the screenshot, 1 HOT = 9.142 USDT). When spot trading for HOT will be launched is just a matter of time... . 🙂#MineHOT here: https:://t.me/herewalletbot/app👈 🔥

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@Giiveaways · Post #2375 · 08.07.2024 г., 08:02

🔥 What's up with the listing of HOT and the project overall ? ⚡️ Futures on #HOT can already be traded on the 🐂#WhiteBIT exchange, and the price is promising 🤘 Chart on the screenshot, 1 HOT = 6.600#USDT). When spot trading for HOT will be launched is just a matter of time... . 🙂#MineHOT here: https:://t.me/herewalletbot/app👈 ➖

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