python学习中级，纯代码学习版
参考自http://www.liaoxuefeng.com/wiki/0014316089557264a6b348958f449949df42a6d3a2e542c000/001431928972981094a382e5584413fa040b46d46cce48e000#map(fun,list)print (list(map(str,list(range(10))))
