save project

diy1.py

 name="teacher"
 psw="123456"
+i=3
 while True:
+    if i==0:
+        print("次数用完，无法登录")
+        exit()
     name_i=input("请输入你的账号:")
     psw_i=input("去输入你的密码:")
+    i=i-1
     if name == name_i and psw==psw_i:
         print("登录成功!")
         break;
     else:
         if name !=name_i:
             print("账号错误")
+            continue
         else:
             print("密码错误")
         print("登录失败!")