Simplify Prolog hint functions

1 files changed, 3 insertions, 7 deletions

diff --git a/prolog/problems/family_relations/father_2/common.py b/prolog/problems/family_relations/father_2/common.py
index f5888de..40a0f1a 100644
--- a/prolog/problems/family_relations/father_2/common.py
+++ b/prolog/problems/family_relations/father_2/common.py
@@ -59,15 +59,11 @@ def test(code, aux_code):
     hints = [{'id': 'test_results', 'args': {'passed': n_correct, 'total': len(test_cases)}}]
     return passed, hints
 
-def hint(program, solved_problems):
-    tokens = prolog.util.tokenize(program)
-
-    code = (program + '\n' +
-            server.problems.solutions_for_problems('prolog', solved_problems) + '\n' +
-            server.problems.load_facts('prolog', facts).facts)
+def hint(code, aux_code):
+    tokens = prolog.util.tokenize(code)
 
     try:
-        engine_id, output = prolog.engine.create(code=code, timeout=1.0)
+        engine_id, output = prolog.engine.create(code=code+aux_code, timeout=1.0)
 
         # OR (;) instead of AND (,)
         # this hint has to be before the next two