rrors

packages/python/yapex.py

@@ -20,10 +20,19 @@ class T(tuple):
         return str(self.name) + str(self.tuple)
 
 
+
 def query_prolog(engine, s):
+
+    def answer( q ):
+#        try:
+        return q.next()
+#        except yap.YAPPythonException e:
+#            print e.text()
+#            return False
+    
     q = engine.query(s)
     ask = True
-    while q.next():
+    while answer(q):
         vs = q.namedVarsCopy()
         if vs:
             i = 0