code: def set_logscale(self, event=None, xscale='linear', yscale='linear',
                       delay_draw=False):
          "set log or linear scale for x, y axis"
          self.conf.set_logscale(xscale=xscale, yscale=yscale,
                                 delay_draw=delay_drawf set_logscale(self, event=None, xscale='linear', yscale='linear',
                       delay_draw=False):
          "set log or linear scale for x, y axis"
          self.conf.set_logscale(xscale=xscale, yscale=yscale,
                                 delay_draw=delay_draw)
docs: set log or linear scale for x, y axis