ReMe/memoryscope/core/utils/singleton.py
2024-08-13 15:25:13 +08:00

9 lines
No EOL
210 B
Python

def singleton(cls):
_instance = {}
def _singleton(*args, **kargs):
if cls not in _instance:
_instance[cls] = cls(*args, **kargs)
return _instance[cls]
return _singleton