Shame on me :-)
Thank you very much Ethan.
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On 09/17/2019 09:45 AM, Eko palypse wrote:
else:
class FOO():
def __init__(self, metaclass=Singleton):
In your test code, the `metaclass=Singleton` should be in `class Foo`:
class FOO(metaclass=Singleton):
...
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~Ethan~
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Using the following code in Python3.7 doesn't make FOO to be singleton anymore.
import sys
class Singleton(type):
_instances = {}
def __call__(cls, *args, **kwargs):
if cls not in cls._instances:
cls._instances[cls] = super(Singleton, cls).__call__(*args,
**kwargs)
