code: def parse_xml_node(self, node):
          '''Parse an xml.dom Node object representing a condition into this
          object.
  
          '''
          self.sequence = int(node.getAttributeNS(RTS_NS, 'sequence'))
          c = node.getElementsByTagNameNS(RTS_NS, 'TargetComponent')
          if c.length != 1:
              raise InvalidParticipantNodeError
          self.target_component = TargetExecutionContext().parse_xml_node(c[0])
          for c in get_direct_child_elements_xml(node, prefix=RTS_EXT_NS,
                                                 local_name='Properties'):
              name, value = parse_properties_xml(c)
              self._properties[name] = value
          return self parse_xml_node(self, node):
          '''Parse an xml.dom Node object representing a condition into this
          object.
  
          '''
          self.sequence = int(node.getAttributeNS(RTS_NS, 'sequence'))
          c = node.getElementsByTagNameNS(RTS_NS, 'TargetComponent')
          if c.length != 1:
              raise InvalidParticipantNodeError
          self.target_component = TargetExecutionContext().parse_xml_node(c[0])
          for c in get_direct_child_elements_xml(node, prefix=RTS_EXT_NS,
                                                 local_name='Properties'):
              name, value = parse_properties_xml(c)
              self._properties[name] = value
          return self
docs: Parse an xml.dom Node object representing a condition into this
          object.