save project

diy2.py

+i=3
 username = "python"
 userpassword = "123456"
 while True:
-    name=input("你的帐号是什么？")
-    password=input("你的密码是什么？")
-    if name==username and password==userpassword:
-        print("登录成功")
-        break
-    if name!=username :
-        print("请重新输入")
-        continue
-    if password!=userpassword:
-        print("请重新输入")
+    if i>0:
+        name=input("你的帐号是什么？")
+        password=input("你的密码是什么？")
+        if name==username and password==userpassword:
+            print("登录成功")
+            break
+        if name!=username :
+            print("请重新输入")
+            continue
+        if password!=userpassword:
+            print("请重新输入")
+    else:
+        print("账号已被锁定")
+        exit()
 print("欢迎进入")
\ No newline at end of file