code: def set_all_ylims(self, ylim, dy, yscale, fontsize=None):
          
          self._set_all_lims('y', ylim, dy, yscale, fontsize)
          return
docs: Set limits and ticks for y axis for whole figure.
  
          This will set y axis limits and tick marks for the entire figure.
          It can be overridden in the SinglePlot class.
  
          Args:
              ylim (len-2 list of floats): The limits for the axis.
              dy (float): Amount to increment by between the limits.
              yscale (str): Scale of the axis. Either `log` or `lin`.
              fontsize (int, optional): Set fontsize for y axis tick marks.
                  Default is None.