30 lines
709 B
Python
30 lines
709 B
Python
import time
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from typing import Any
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class TTLCache:
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"""Simple in-memory TTL cache."""
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def __init__(self, ttl_seconds: int = 60):
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self._ttl = ttl_seconds
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self._store: dict[str, tuple[float, Any]] = {}
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def get(self, key: str) -> Any | None:
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entry = self._store.get(key)
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if entry is None:
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return None
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ts, value = entry
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if time.monotonic() - ts > self._ttl:
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del self._store[key]
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return None
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return value
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def set(self, key: str, value: Any) -> None:
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self._store[key] = (time.monotonic(), value)
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def clear(self) -> None:
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self._store.clear()
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smart_cache = TTLCache(ttl_seconds=60)
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