save project

diy2.py

 i=3
-username = "python"   
-userpassword = "123456"    
+username = "python"
+userpassword = "123456"
 while True:
     if i>0:
-        name=input("请输入用户名")
-        password=input("请输入密码")
-        i-=1
-        if name==username and password==userpassword:
-            print("登陆成功")
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        i=i-1
+        if name == username and password == userpassword:
+            print("登录成功!")
             break
-        if name!=username:
-            print("用户名错误，请重新输入")
-            continue
-        if password!=userpassword:
-            print("密码错误，请重新输入")
+        if name != username:
+            print("用户名错误，请重新输入！")
+            print("温馨提示：您还有"+str(i)+"次登陆机会")
+            continue  
+        if password != userpassword:
+            print("密码错误，请重新输入！")
+            print("温馨提示：您还有"+str(i)+"次登陆机会")
     else:
-        print("你的账户已被锁定，请带上身份证来我司解锁！")    
+        print("你的账号已锁定，请带身份证来我司解锁！")
         exit()
-print("欢迎来到贝尔编程！")
\ No newline at end of file
+print("欢迎来到贝尔编程！")