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https://github.com/MODSetter/SurfSense.git
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29 lines
844 B
Python
29 lines
844 B
Python
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"""The language-detection reply shape, normalised to a safe tag or ``None``."""
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from __future__ import annotations
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from pydantic import BaseModel, field_validator
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from app.podcasts.schemas import normalize_language_tag
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class DetectedLanguage(BaseModel):
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"""What the detector returns: a usable BCP-47 tag, or ``None`` when unsure.
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A malformed or non-language reply is coerced to ``None`` so a bad detection
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quietly defers to the rest of the resolution chain rather than poisoning the
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spec with an invalid tag.
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"""
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language: str | None = None
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@field_validator("language")
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@classmethod
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def _normalise(cls, value: str | None) -> str | None:
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if value is None:
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return None
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try:
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return normalize_language_tag(value)
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except ValueError:
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return None
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