test_inspect.py 文件源码

def test_method_closure(self):
        class C:
            def f(self, nonlocal_ref):
                def g(local_ref):
                    print(local_ref, nonlocal_ref, _global_ref, unbound_ref)
                return g
        _arg = object()
        nonlocal_vars = {"nonlocal_ref": _arg}
        global_vars = {"_global_ref": _global_ref}
        builtin_vars = {"print": print}
        unbound_names = {"unbound_ref"}
        expected = inspect.ClosureVars(nonlocal_vars, global_vars,
                                       builtin_vars, unbound_names)
        self.assertEqual(inspect.getclosurevars(C().f(_arg)), expected)