save project

diy2.py

+i=3
 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
 while True:
 while True:
-    name = input("请输入用户名:")
-    password=input("请输入密码:")
-    if name==username and password==userpassword:
-        print("登录成功")
-        break
-    if name !=username:
-        print("用户名不存在,请重新输入")
-        continue
-    if password !=userpassword:    
-        print("密码输入错误!请重新输入")
+    if i>0:
+        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("用户名不存在,请重新输入")
+            continue
+        if password !=userpassword:    
+            print("密码输入有误,请重新输入!")
+    else:
+        print("你的账号已被锁定,请带身份证来我司解锁")
+        exit()
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
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