crafty-4/app/classes/shared/singleton.py
2022-05-26 14:50:20 +02:00

8 lines
239 B
Python

class Singleton(type):
_instances = {}
def __call__(cls, *args, **kwargs):
if cls not in cls._instances:
cls._instances[cls] = super(Singleton, cls).__call__(*args, **kwargs)
return cls._instances[cls]