叶子绿

摘要： 代码Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--> 1 # -*- coding:utf-8 -*- 2 import sys 3 4 def ms_fun(): 5 obj = 3 6 def ms_k(): 7 if obj is not 4: 8 obj = 4 9 print(obj)10 ms_k()11 12 if __name__ == '__main__':13 ms_fun()上述代码会抛出 Unbound 阅读全文