save project

my_app.py

@@ -21,11 +21,14 @@ def register():     # 注册验证
     if name=='' or password1=='' or password2=='':
         messagebox.showerror('数据错误','请输入完整的数据') 
     elif name in b:
-        messagebox.showworning('用户名错误','此名字已经被其它用户注册了')  
+        messagebox.showwarning('用户名错误','此名字已经被其它用户注册了')  
     elif password1 != password2:
-        messagebox.showworning('密码错误','确认密码不对')  
+        messagebox.showwarning('密码错误','确认密码不对')  
     else:
-        user=[name]
+        user[name] = password1
+        content=json.dumps(b)
+        with open('user.txt','r',encoding='UTF-8') as file:
+            file.write(content)
 def login():    # 登录验证
     pass