docs: def identifyModule(self, modout=False):
          """Write the name of a channel/modout on a plot
  
          Optional Inputs:
          -----------
          modout
              (boolean). If True, write module and output. Otherwise
              write channel number
  
          Returns:
          ------------
          **None**
  
          Output:
          -----------
          Channel numbers are written to the current axis.
  
          """
          x,y = np.mean(self.polygon, 0)
  
          if modout:
              modout = modOutFromChannel(self.channel)
              mp.text(x, y, "%i-%i" %(modout[0], modout[1]), fontsize=8, \
                  ha="center", clip_on=True)
          else:
              mp.text(x,y, "%i" %(self.channel), fontsize=8, \
                  ha="center", clip_on=True)