auto save

client.py

@@ -12,6 +12,9 @@ class Note():       # 便签、笔记
 
     def show(self):     # 布置窗口界面
         # 输入框
+        self.canvas=tkinter.Canvas(self.root,width=300,height=340
+                ,bg='lightblue')
+
         self.ent = tkinter.Entry(self.root, show=None, 
                    font=('宋体', 13), bg="snow", width=25)
         self.ent.place(x=10, y=310)