Tkinter 继承

from Tkinter import *

root = Tk()
v = IntVar()
v.set(0)


def click():
    print "1"

class MyRadio(Radiobutton):
    def __init__(self,root,variable,value):
        self.variable = variable
        self.value = value
        Radiobutton.__init__(self,root,variable=variable,value=value,command=self.click)
    
    def click(self):
        print self.variable,'====',self.value

for i in range(3):
    MyRadio(root,
                variable = v,
                value = i).pack()

root.mainloop()