diff options
Diffstat (limited to 'prolog/problems/family_relations/descendant_2/common.py')
| -rw-r--r-- | prolog/problems/family_relations/descendant_2/common.py | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/prolog/problems/family_relations/descendant_2/common.py b/prolog/problems/family_relations/descendant_2/common.py index d2a2dcb..4c7f8e3 100644 --- a/prolog/problems/family_relations/descendant_2/common.py +++ b/prolog/problems/family_relations/descendant_2/common.py @@ -29,6 +29,7 @@ hint_type = { 'descendant_of_oneself': Hint('ancestor_to_oneself'), 'descendant_need_not_be_parent': Hint('descendant_need_not_be_parent'), 'wrong_direction': Hint('wrong_direction'), + 'timeout': Hint('timeout'), } test_cases = [ @@ -84,28 +85,28 @@ def hint(code, aux_code): # missing/failed base case # TODO: how will ask_truth handle/return timeouts... # TODO: timeout is the same as fail in this particular case - if prolog.engine.ask_truth(engine_id, + if prolog.engine.ask_truthTO(engine_id, 'parent(Y, X), \+ descendant(X, Y)'): return [{'id': 'base_case'}] # descendant of oneself - if prolog.engine.ask_truth(engine_id, 'descendant(X, X)'): + if prolog.engine.ask_truthTO(engine_id, 'descendant(X, X)'): return [{'id': 'descendant_of_oneself'}] - # X does not necessarily need to be a parent - if prolog.engine.ask_one(engine_id, - 'descendant(X, _), \+ parent(X, _)') == 'false': - return [{'id': 'descendant_need_not_be_parent'}] - # ancestor instead of descendant (wrong direction) # warning: knowledge base dependent - if prolog.engine.ask_truth(engine_id, + if prolog.engine.ask_truthTO(engine_id, 'findall(_, descendant(william, X), L1), length(L1, 6), \ findall(_, descendant(X, william), L2), length(L2, 2)'): return [{'id': 'wrong_direction'}] + # X does not necessarily need to be a parent + if prolog.engine.ask_one(engine_id, + 'descendant(X, _), \+ parent(X, _)') == 'false': + return [{'id': 'descendant_need_not_be_parent'}] + except socket.timeout as ex: - pass + return [{'id': 'timeout'}] finally: if engine_id: |