Method ok

Lib/tkinter/simpledialog.py:186–198

(self, event=None)

    # standard button semantics

    def ok(self, event=None):

        if not self.validate():
            self.initial_focus.focus_set() # put focus back
            return

        self.withdraw()
        self.update_idletasks()

        try:
            self.apply()
        finally:
            self.cancel()

    def cancel(self, event=None):