test_pointers.py 文件源码

def test_pointer_type_str_name(self):
        large_string = 'T' * 2 ** 25
        P = POINTER(large_string)
        self.assertTrue(P)

        # to not leak references, we must clean _pointer_type_cache
        from ctypes import _pointer_type_cache
        del _pointer_type_cache[id(P)]