code: def post_parse_action(self, entry):
          
          if 'source_host' in entry.keys():
              host = self.ip_port_regex.findall(entry['source_host'])
              if host:
                  hlist = host[0].split('.')
                  entry['source_host'] = '.'.join(hlist[:4])
                  entry['source_port'] = hlist[-1]
          if 'dest_host' in entry.keys():
              host = self.ip_port_regex.findall(entry['dest_host'])
              if host:
                  hlist = host[0].split('.')
                  entry['dest_host'] = '.'.join(hlist[:4])
                  entry['dest_port'] = hlist[-1]
  
          return entry
docs: separate hosts and ports after entry is parsed