报错： File "C:\001myWorkspace\001myWork\workspace2\MyFirstPython\src\demo4\demo4-2.py", line 21
SyntaxError: Non-ASCII character '\xe5' in file C:\001myWorkspace\001myWork\workspace2\MyFirstPython\src\demo4\demo4-2.py on line 21, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details
如图：
分析：SyntaxError: Non-ASCII character 可看出是用于编码格式出问题了
解决方案：
1、在文件第一行添加： # encoding:utf-8
