basemapping.py 文件源码

def testIReadMapping(self, inst, state, absent):
    for key in state:
        self.assertEqual(inst[key], state[key])
        self.assertEqual(inst.get(key, None), state[key])
        self.failUnless(key in inst)

    for key in absent:
        self.assertEqual(inst.get(key, None), None)
        self.assertEqual(inst.get(key), None)
        self.assertEqual(inst.get(key, self), self)
        self.assertRaises(KeyError, __getitem__, inst, key)