save project

diy2.py

+i=3
 username = "python"
 user = "123456"
 while True:
-   if 1>0:
-    name = inpasswordput("请输入用户名:")
-    password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    if username != name:               
-        print("用户名错误!请重新输入")
-        continue
-    if password != userpassword:
-        print("密码错误!请重新输入")
+   if i>0:
+        name = inpasswordput("请输入用户名:")
+        password = input("请输入密码:")
+        i=i-1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if username != name:               
+            print("用户名错误!请重新输入")
+            continue
+        if password != userpassword:
+            print("密码错误!请重新输入")
+    else:
+        ..........
 print("欢迎来到贝尔编程")
     
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