Use Hint classes for hints from the last commit

Also move the language-specific hint method for Prolog to prolog.common.

1 files changed, 14 insertions, 6 deletions

diff --git a/prolog/problems/family_relations/mother_2/common.py b/prolog/problems/family_relations/mother_2/common.py
index 613b721..09a641a 100644
--- a/prolog/problems/family_relations/mother_2/common.py
+++ b/prolog/problems/family_relations/mother_2/common.py
@@ -1,5 +1,11 @@
 # coding=utf-8
 
+import socket
+import prolog.engine
+import prolog.util
+from server.hints import Hint, HintSequence
+import server.problems
+
 id = 94
 group = 'family_relations'
 number = 1
@@ -12,9 +18,14 @@ mother(X, Y) :-
   female(X).
 '''
 
-import prolog.engine
-import prolog.util
-import server.problems
+hint_defs = {
+    'general_hint': HintSequence('general_hint', 3),
+    'or_instead_of_and': Hint('or_instead_of_and'),
+    'x_must_be_female': Hint('x_must_be_female'),
+    'x_must_be_parent': Hint('x_must_be_parent'),
+    'y_can_be_of_any_gender': Hint('y_can_be_of_any_gender'),
+    'y_need_not_be_parent': Hint('y_need_not_be_parent'),
+}
 
 def test(session, program):
     # TODO: change queries and answers (these are for sister/2)
@@ -46,9 +57,6 @@ def test(session, program):
 
     return n_correct, len(queries)
 
-def general_hint():
-    pass
-
 def hint(session, program):
     tokens = prolog.util.tokenize(program)