docs: def plot(self, xdata, ydata, side='left', title=None,
               xlabel=None, ylabel=None, y2label=None,
               use_dates=False, **kws):
          """
          plot (that is, create a new plot: clear, then oplot)
          """
          allaxes = self.fig.get_axes()
          if len(allaxes) > 1:
              for ax in allaxes[1:]:
                  if ax in self.data_range:
                      self.data_range.pop(ax)
                  self.fig.delaxes(ax)
  
          self.data_range = {}
          self.conf.zoom_lims = []
          self.conf.axes_traces = {}
          self.clear()
          axes = self.axes
          if side == 'right':
              axes = self.get_right_axes()
          self.conf.ntrace  = 0
          self.conf.yscale = 'linear'
          self.conf.user_limits[axes] = [None, None, None, None]
  
          if xlabel is not None:
              self.set_xlabel(xlabel, delay_draw=True)
          if ylabel is not None:
              self.set_ylabel(ylabel, delay_draw=True)
          if y2label is not None:
              self.set_y2label(y2label, delay_draw=True)
          if title is not None:
              self.set_title(title, delay_draw=True)
          if use_dates is not None:
              self.use_dates  = use_dates
          return self.oplot(xdata, ydata, side=side, **kws)