test_functions.py 文件源码

def test_wraps(self):
        self.assert_ok("""\
            from functools import wraps
            def my_decorator(f):
                dec = wraps(f)
                def wrapper(*args, **kwds):
                    print('Calling decorated function')
                    return f(*args, **kwds)
                wrapper = dec(wrapper)
                return wrapper

            @my_decorator
            def example():
                '''Docstring'''
                return 17

            assert example() == 17
            """)