def __get__(self, inst, cls=None):
if inst is None:
return getObjectSpecification(cls)
else:
provided = providedBy(getProxiedObject(inst))
# Use type rather than __class__ because inst is a proxy and
# will return the proxied object's class.
cls = type(inst)
return ObjectSpecification(provided, cls)
def __get__(self, inst, cls=None):
if inst is None:
return self
else:
proxied_object = getProxiedObject(inst)
checker = getattr(proxied_object, '__Security_checker__', None)
if checker is None:
checker = selectChecker(proxied_object)
wrapper_checker = selectChecker(inst)
if wrapper_checker is None:
return checker
elif checker is None:
return wrapper_checker
else:
return CombinedChecker(wrapper_checker, checker)
def __delete__(self, inst):
inst = getProxiedObject(inst)
del inst.__provides__
def __set__(self, inst, value):
inst = getProxiedObject(inst)
inst.__provides__ = value