save project

diy2.py

 username = "python"
 username = "python"
 userpassword = "123456"
 userpassword = "123456"
+i=3
 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
-    elif name!=username:
-        print("账号输入错误，请重新输入!")
-        continue   
-    else:
-        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-=1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if name!=username:
+            print("账号输入错误，请重新输入!")
+            continue   
+        if password!=userpassword: 
+            print("密码输入错误，请重新输入!")
+        else:    
+            print("你的账户已锁定")
 print("欢迎来到贝尔编程!")
 print("欢迎来到贝尔编程!")
\ No newline at end of file