wait123

摘要： 昨天学习了python的静态嵌套域，但是网上差了很多资料看了很多博客，也没有弄清除，最后还是得看PEP227.在PEP227中原文是这样说的：The Python 2.0 definition specifies exactly three namespaces to check for each name -- the local namespace, the global namespace, and the builtin namespace. According to this definition,if a function A is defined within a functi. 阅读全文