20 lines
338 B
Python
20 lines
338 B
Python
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from __future__ import annotations
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from threading import Lock
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class IncrInt:
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__slots__ = ("_lock", "_v")
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def __init__(self) -> None:
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self._lock = Lock()
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self._v = 0
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@property
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def value(self) -> int:
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return self._v
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def incr(self) -> None:
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with self._lock:
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self._v += 1
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