code: def _create_diffuse_src_from_xml(self, config, src_type='FileFunction'):
          
          diffuse_xmls = config.get('diffuse_xml')
          srcs_out = []
          for diffuse_xml in diffuse_xmls:
              srcs_out += self.load_xml(diffuse_xml, coordsys=config.get('coordsys', 'CEL'))
          return srcs_out
docs: Load sources from an XML file.