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3 November 2023

  • curprev 04:3804:38, 3 November 2023‎ RobertBushman talk contribs‎ 1,141 bytes +1,141‎ Created page with "Category:Python = Singleton = </syntaxhighlight lang="python" lines> import json from threading import Lock class SingletonMeta(type): _instances = {} _lock: Lock = Lock() def __call__(cls, *args, **kwargs): with cls._lock: if cls not in cls._instances: instance = super().__call__(*args, **kwargs) cls._instances[cls] = instance return cls._instances[cls] class DataManager(metaclass=Sin..."
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