save project

diy1.py

 username = "python" 
 userpassword = "123456"
-name=input("qingshuruzhenqeuzhanghu")
-
-
-
-
-
+while True:
+    name = input("qingshuruzhenqeuzhanghu")
+    password = input("请输入密码")
+    if name == username and password == userpassword
+        prink("成功")
+        break
+    print("错误")
+print("欢迎来到编程世界")
\ No newline at end of file