code: def parse_event_writer(self, node):
          
  
          if 'path' in node.lattrib:
              path = node.lattrib['path']
          else:
              self.raise_error('<EventWriter> must specify a path.')
  
          if 'filename' in node.lattrib:
              file_path = node.lattrib['filename']
          else:
              self.raise_error("Event writer for '{0}' must specify a filename.",
                               path)
                               
          if 'format' in node.lattrib:
              format = node.lattrib['format']
          else:
              self.raise_error("Event writer for '{0}' must specify a format.",
                               path)
  
          self.current_simulation.add_event_writer(EventWriter(path, file_path, format))
docs: Parses <EventWriter>
  
          @param node: Node containing the <EventWriter> element
          @type node: xml.etree.Element