save project

diy2.py

-username = "python"
+i=3
+username = "python" 
 userpassword = "123456"
 while True:
-    if i>0
-    name = input("请输入用户名:")
-    password = input("请输入密码:")
-    i-=1
-    if name == username and password == userpassword:
-        print("登录成功!")
-        break
-    if name != username:
-        print("用户名错误!请重新输入")
-    if password != userpassword:
-        continue
-        print("用密码错误!请重新输入")
-    eles:
+    if i>0:
+        name = input("请输入用户名:")
+        password = input("请输入密码:")
+        i-=1
+        if name == username and password == userpassword:
+            print("登录成功!")
+            break
+        if name != username:
+            print("用户名错误!请重新输入")
+        if password != userpassword:
+            continue
+            print("用密码错误!请重新输入")
+    else:
         print("密码错了请重新输入")
-    exit()    
+        exit()    
 print("欢迎来到贝尔编程!")
\ No newline at end of file