gui.py

#!/usr/bin/env python
#coding=utf-8

#简单的图形界面
from Tkinter import*
import tkMessageBox

class Application(Frame):
    def __init__(self,master=None):
        Frame.__init__(self,master)
        self.pack()
        self.createWidgets()

    def createWidgets(self):
        self.nameInput=Entry(self)
        self.nameInput.pack()
        self.alertButton=Button(self,text='Hello',command=self.hello)
        self.alertButton.pack()

    def hello(self):
        name=self.nameInput.get() or 'world'
        tkMessageBox.showinfo('Message','Hello,%s' %name)

app=Application()
app.master.title('Hello world')

app.mainloop()