cast index.uniqueValues to a tuple for more public `uniqueValuesFor…

…` method
zopefoundation · Oct 17, 2013 · 8ec4807 · 8ec4807
1 parent 9bbd92b
commit 8ec4807
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Products/ZCatalog/Catalog.py b/src/Products/ZCatalog/Catalog.py
@@ -399,7 +399,7 @@ def uncatalogObject(self, uid):
 
     def uniqueValuesFor(self, name):
         """ return unique values for FieldIndex name """
-        return self.getIndex(name).uniqueValues()
+        return tuple(self.getIndex(name).uniqueValues())
 
     def hasuid(self, uid):
         """ return the rid if catalog contains an object with uid """