请问这个是什么错？

Question

Traceback (most recent call last):

  File "C:/Users/25861/Desktop/hw5_main.py", line 231, in <module>

    main()

  File "C:/Users/25861/Desktop/hw5_main.py", line 199, in main

    life, life_num_text = makeLifeStatic(window, life_input)

TypeError: cannot unpack non-iterable NoneType object

Answer 1

报错信息已经很明显告诉你了，不能在一个非迭代对象上进行拆包操作。注意传参以及返回值类型。