save project

diy1.py

+i=3
 username = "python"    # 保存在服务器数据库中的用户账号（正确的账号）
 userpassword = "123456"
 while True:
-    name=input("请输入密码")
-    password=input('请输入密码')
-    if username==name and userpassword==password:
-        print('登录成功')
-        break
-    if password != userpassword:
-        print("用密码错误!请重心输入")
-        continue
-    if name != userpass
-        print("用户名错误!请重心输入")
+    if i>0 :
+        name=input("请输入用户名")
+        password=input('请输入密码')
+        i-=1
+        if username==name and userpassword==password:
+            print('登录成功')
+            break
+        if name != username:
+                print("用密码错误!请重心输入")
+                continue
+        if name != username:
+                print("用户名错误!请重心输入")
+        else:
+            print("密码错误次数太多，请带有效证件来我司认证")
+            exit()
 print("欢迎来到贝尔编程")
\ No newline at end of file