code: def iterate_specific_packet_range():
      
      now = datetime.utcnow()
      start = now - timedelta(hours=1)
  
      total = 0
      for packet in archive.list_packets(start=start, stop=now):
          total += 1
          # print(packet)
      print('Found', total, 'packets in range')
docs: Count the number of packets in a specific range.