def test_temporary_attribute_value():
class O(object):
def __init__(self):
self.foobar = 0
o = O()
with util.temporary_attribute_value(o, "foobar", 42):
assert o.foobar == 42
assert o.foobar == 0
def is_returnable(self, v):
return temporary_attribute_value(self, "returnable", v)
def is_returnable(self, v):
return temporary_attribute_value(self, "returnable", v)
