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25 lines
755 B
Python
25 lines
755 B
Python
from __future__ import annotations
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import json
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from dataclasses import asdict, is_dataclass
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from pathlib import Path
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from typing import Any
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def to_json(obj: Any) -> str:
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"""Serialize dataclasses or plain dicts to JSON."""
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if is_dataclass(obj):
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return json.dumps(asdict(obj), ensure_ascii=False)
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if isinstance(obj, (dict, list, str, int, float, bool)) or obj is None:
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return json.dumps(obj, ensure_ascii=False)
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raise TypeError(f"Unsupported type for serialization: {type(obj)}")
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def save_json(path: Path, obj: Any) -> None:
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path.parent.mkdir(parents=True, exist_ok=True)
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path.write_text(to_json(obj), encoding="utf-8")
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def load_json(path: Path) -> Any:
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return json.loads(path.read_text(encoding="utf-8"))
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