code: def combine_bytes(bytearr):
      
      bytes_count = len(bytearr)
      result = 0b0
      for index, byt in enumerate(bytearr):
          offset_bytes = bytes_count - index - 1
          result += byt << (8 * offset_bytes)
      return result
docs: Given some bytes, join them together to make one long binary
  
      (e.g. 00001000 00000000   ->    0000100000000000)
  
      :param bytearr:
      :return: