code: def add_source_model(
              self, model, area_border='k-', border_width=1.0,
              point_marker='ks', point_size=2.0, overlay=False, min_depth=0.,
              max_depth=None, alpha=1.0):
          
          for source in model.sources:
              if isinstance(source, mtkAreaSource):
                  self._plot_area_source(source, area_border, border_width)
              elif isinstance(source, mtkPointSource):
                  self._plot_point_source(source, point_marker, point_size)
              elif isinstance(source, mtkComplexFaultSource):
                  self._plot_complex_fault(source, area_border, border_width,
                                           min_depth, max_depth, alpha)
              elif isinstance(source, mtkSimpleFaultSource):
                  self._plot_simple_fault(source, area_border, border_width)
              else:
                  pass
          if not overlay:
              plt.show()
docs: Adds a source model to the map
  
          :param model:
              Source model of mixed typologies as instance of :class:
              openquake.hmtk.sources.source_model.mtkSourceModel