add display() to AutocompleteView

edbob/pyramid/views/autocomplete.py

@@ -59,12 +59,15 @@ class AutocompleteView(View):
     def query(self, query):
         return self.make_query(query)
 
+    def display(self, instance):
+        return getattr(instance, self.fieldname)
+
     def __call__(self):
         query = self.request.params['query']
         objs = self.query(query).all()
         data = dict(
             query=query,
-            suggestions=[getattr(x, self.fieldname) for x in objs],
+            suggestions=[self.display(x) for x in objs],
             data=[x.uuid for x in objs],
             )
         return data