SyntaxError: Non-UTF-8 code starting with ‘\xb4‘ in file x3.py on line 10, but no encoding declared；

SyntaxError: Non-UTF-8 code starting with '\xb4' in file x3.py on line 10, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details

解决方法：

在代码开头加上# -*- encoding:utf-8 -*- 表示设置编码格式为utf8即可解决。