20 lines
581 B
Python
20 lines
581 B
Python
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from datetime import datetime, timezone
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from typing import Annotated
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from pydantic import BaseModel, ConfigDict, PlainSerializer
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def _serialize_utc(dt: datetime) -> str:
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"""All DB datetimes are naive UTC; emit RFC3339 with Z so browsers parse
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them into the user's local timezone."""
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if dt.tzinfo is None:
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dt = dt.replace(tzinfo=timezone.utc)
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return dt.isoformat().replace("+00:00", "Z")
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UTCDateTime = Annotated[datetime, PlainSerializer(_serialize_utc, return_type=str)]
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class AppModel(BaseModel):
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model_config = ConfigDict(from_attributes=True)
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