save project

diy2.py

 username = "p"
 userpassword = "1"
+i=3
+
 while True:
+    if i>0:
+        
+        
         name = input("请输入用户名:")
         password = input("请输入密码:")
+        i-=1
+        print('你还有'+str(i)+'次机会')
         if name == username and password == userpassword:
             print("登录成功!")
             break
@@ -13,7 +20,8 @@ while True:
             print('密码错误')     
             continue
     else:
-        print('密码不正确，请重新输入！')
+        print('wybj')
+        break