code: def _read_http_none(self, size, kind, flag):
          
          if any((int(bit, base=2) for bit in flag)):
              raise ProtocolError(f'HTTP/2: [Type {kind}] invalid format', quiet=True)
  
          data = dict(
              flags=None,
              payload=self._read_fileng(size - 9) or None,
          )
  
          return data
docs: Read HTTP packet with unsigned type.