(self)
Flash the button.

        This is accomplished by redisplaying
        the button several times, alternating between active and
        normal colors. At the end of the flash the button is left
        in the same normal/active state as when the command was
        invoked. This command is ignored if the button's state is
        disabled.
Flash the button.
Flash the button .
def flash(self):
        """Flash the button.

        This is accomplished by redisplaying
        the button several times, alternating between active and
        normal colors. At the end of the flash the button is left
        in the same normal/active state as when the command was
        invoked. This command is ignored if the button's state is
        disabled.
        """
        self.tk.call(self._w, 'flash')
def flash ( self ) : self . tk . call ( self . _w , 'flash' )