code: def set_mlimits(self, min=None, max=None):
          
          self.limits['mmin'] = min
          self.limits['mmax'] = max
docs: Set limits for the point meta (colormap).
  
          Point meta values outside this range will be clipped.
  
          :param min: value corresponding to the start of the colormap.
              If None, it will be calculated.
          :param max: value corresponding to the end of the colormap.
              If None, it will be calculated.