'set tick labels. Tick labels are updated immediately unless
update_ticks is *False*. To manually update the ticks, call
*update_ticks* method explicitly.'

def set_ticklabels(self, ticklabels, update_ticks=True):

    if isinstance(self.locator, ticker.FixedLocator):
        self.formatter = ticker.FixedFormatter(ticklabels)
        if update_ticks:
            self.update_ticks()
    else:
        warnings.warn(u'set_ticks()    must    have    been    called.')
    self.stale = True
