save project

my_app.py

 import tkinter
 
 def login_to_reg():    # 登录界面转注册界面
-    pass
-
+    app_login.root.destroy()
+    global app_reg
+    app_reg=My_register()
+    app_reg.show()
 def reg_to_login():   # 注册界面转登录界面
-    pass
+    app_reg.root.destroy()
+    global app_login
+    app_login=My_register()
+    app_login.show()
 
 def register():     # 注册验证
-    pass
-
+    name,password1,password2=app_reg.get_input()
+    if name=="" or password1=="" or password2=="":
+        messagebox.showwarming("警告","你缺点东西")
+    elif password1 != password2:
+        messagebox.showwarming("警告","你写错密码了")
+    elif name in users:
+        messagebox.showwarming("警告","你换个名字去")
+    else
 def login():    # 登录验证
     pass    
 
@@ -21,13 +32,13 @@ class My_login():       # 登录窗口
 
     def show(self):         # 登录界面的所有控件
         # Label文本标签，界面提示信息
-        l = tkinter.Label(self.root, text='您好！请登录', bg='green', 
+        l = tkinter.Label(self.root, text='动物园招募动物', bg='green', 
             font=('宋体', 15), width=40, height=2)
         l.place(x=0, y=0)
-        l = tkinter.Label(self.root, text='用户名：', font=("宋体", 12),
+        l = tkinter.Label(self.root, text='名字', font=("宋体", 12),
             fg="black")
         l.place(x=50, y=80)
-        l = tkinter.Label(self.root, text='密  码：', font=("宋体", 12), 
+        l = tkinter.Label(self.root, text='年龄', font=("宋体", 12), 
             fg="black")
         l.place(x=50, y=140)
 
@@ -40,10 +51,10 @@ class My_login():       # 登录窗口
         self.e2.place(x=120, y=140)
 
         # 登录、注册按钮
-        button1 = tkinter.Button(self.root, text='登录', bg="lightblue",
+        button1 = tkinter.Button(self.root, text='雪豹', bg="lightblue",
                   fg="black", width=15, command=login)
         button1.place(x=60, y=220)
-        button1 = tkinter.Button(self.root, text='注册', bg="lightgreen",
+        button1 = tkinter.Button(self.root, text='雪豹', bg="lightgreen",
                   fg="black", width=15, command=login_to_reg)
         button1.place(x=230, y=220)
         # 进入消息循环，监听事件