docs: def _parse_value(cls, stream_rdr, offset, value_count, value_offset):
          """
          Return the short int value contained in the *value_offset* field of
          this entry. Only supports single values at present.
          """
          if value_count == 1:
              return stream_rdr.read_short(offset, 8)
          else:  # pragma: no cover
              return 'Multi-value short integer NOT IMPLEMENTED'