Subtract the qspan matched positions from the parent query matchable positions.
(self, qspan)
| 861 | return self._high_matchables |
| 862 | |
| 863 | def subtract(self, qspan): |
| 864 | """ |
| 865 | Subtract the qspan matched positions from the parent query matchable |
| 866 | positions. |
| 867 | """ |
| 868 | if qspan: |
| 869 | self.query.subtract(qspan) |
| 870 | self._high_matchables = self.high_matchables.difference_update(qspan) |
| 871 | self._low_matchables = self.low_matchables.difference_update(qspan) |
| 872 | |
| 873 | def to_dict(self, brief=False, comprehensive=False, include_high=False): |
| 874 | """ |