class propholder:
    def __init__(self):
        self.__class__.propgetter._usecount = 0
 
    def propgetter(self):
        self.__class__.propgetter._usecount = self.__class__.propgetter._usecount + 1
        print(f"getcount= {self.__class__.propgetter._usecount}")
        return self.__class__.propgetter._pvalue  # set by the setter
 
    def propsetter(self, v):
        self.__class__.propgetter._pvalue = v
 
    # function to delete _age attribute
    def propdeleter(self):
        del self.__class__.propgetter
        del self.__class__.propsetter
        del self.__class__.propdeleter
 
    aprop = property(propgetter, propsetter, propdeleter)
 
 
ap = propholder()
for i in [10, 11, 12]:
    ap.aprop = i
    print(f" ap.aprop={ap.aprop} ")
prop_get = ap.__class__.aprop.__get__
print(prop_get.__self__.fget)
print(prop_get.__self__.fget._usecount)

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