save project

my_app.py

@@ -23,7 +23,7 @@ def register():     # 注册验证
     if name =="" or password1=="" or password2=="":
         messagebox.showwarning("警告","请填写完整的注册资料")
     elif name in users:
-        messagebox.showwarning("错误"，"用户名已存在！")
+        messagebox.showwarning("错误","用户名已存在！")
     elif password1 != password2:
         messagebox.showwarning("错误", "两次密码不一致！")
     else: