On Sat, Jul 23, 2016 at 01:55:03PM -0400, R. Alan Monroe wrote: > > button = tkinter.Button(frame, text='Up', command=click_up) > > button = tkinter.Button(frame, text='Down', command=click_down) > > > > when I first looked at it I thought it would not work, thinking that the > > second reference to button = would over write the first one. > > It DOES overwrite it, in this sense: > > The first button is a thing that exists because Button() generates it. > "button" is a word you can now use to refer to that thing. > > Later on, the second call to Button() generates a new, separate thing. > "button" is now a word you can use to refer to the second thing, > but *the first thing doesn't cease to exist*.
Why not? Why isn't the first button not garbage collected? -- Steve _______________________________________________ Tutor maillist - [email protected] To unsubscribe or change subscription options: https://mail.python.org/mailman/listinfo/tutor
