今天学习了while 循环，count计数，if语句。并自己编写了识别用户名代码
name="lky" password="123" count=0 while count<3: user_name=input("user_name= ") pass_word=input("pass_word= ") if user_name==name: pass_word==password print("yes") break else: print("no") count=count+1 if count==3: print("locked")
原文：http://www.cnblogs.com/lkyPython/p/7507147.html