save project

my_app.py

@@ -20,7 +20,7 @@ def reg_to_login():   # 注册界面转登录界面
 
 def register():     # 注册验证
     name,password1,password2 = app_reg.get_input()
-    if name =="" or password1=="" or password2=="":
+    if name =="" or password2 == "" or password1=="":
         messagebox.showwarning("警告", "请填写完整的注册资料")
     elif name in users:
         messagebox.showwarning("错误", "用户名已经存在!")
@@ -29,14 +29,19 @@ def register():     # 注册验证
     else:
         users[name] = password1
         content = json.dumps(users)
-        with open("user.txt", "w", encoding="utf-8") as file:  
+        with open("user.txt", "w", encoding="utf-8") as file:    # "w"每次写入都覆盖原来的内容
             file.write(content)
         # 注册成功，跳往登陆界面
         messagebox.showinfo("成功", "注册成功")
-        login_show()
+        reg_to_login()
 
 def login():        # 登录验证
-    pass    
+    name, password = app_login.get_input()
+    pwd = users.get(name)
+    if pwd == password:
+        messagebox.showinfo("成功", "登录成功")
+    else:
+        messagebox.showwarning("错误", "用户名或密码错误!")
 
 class My_login():       # 登录窗口
     def __init__(self):