Improved hints for ancestor/2 and descendant/2.

2 files changed, 6 insertions, 1 deletions

diff --git a/prolog/problems/family_relations/ancestor_2/common.py b/prolog/problems/family_relations/ancestor_2/common.py
index d2e4f76..6690e00 100644
--- a/prolog/problems/family_relations/ancestor_2/common.py
+++ b/prolog/problems/family_relations/ancestor_2/common.py
@@ -29,6 +29,7 @@ hint_type = {
     'ancestor_to_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 = [
@@ -105,7 +106,7 @@ def hint(code, aux_code):
             return [{'id': 'descendant_need_not_be_parent'}]
 
     except socket.timeout as ex:
-        pass
+        return [{'id': 'timeout'}]
 
     finally:
         if engine_id:
diff --git a/prolog/problems/family_relations/ancestor_2/sl.py b/prolog/problems/family_relations/ancestor_2/sl.py
index 081732b..03e9230 100644
--- a/prolog/problems/family_relations/ancestor_2/sl.py
+++ b/prolog/problems/family_relations/ancestor_2/sl.py
@@ -64,5 +64,9 @@ Skratka, poskusi prevesti na "manjši" problem, npr. prednik v enem koraku manj
 <code>X</code> naj bo prednik od <code>Y</code> in ne obratno!</p>
 <p><img src="[%@resource Prolog_ancestor_02.svg%]" /></p>
 ''',
+
+    'timeout': '''\
+<p>Je morda na delu potencialno neskončna rekurzija?</p>
+''',
 }