Fixes reference stack recommendation to pick the best reference stack

fabric8-analytics · May 5, 2017 · e3a0289 · e3a0289
1 parent 9e901f8
commit e3a0289
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/cucoslib/workers/recommender.py b/cucoslib/workers/recommender.py
@@ -142,8 +142,8 @@ def get_topmost_ref_stack(self, list_packages):
         # Calculate similarity score of all reference stacks vs. input stack
         for key, val in ref_stack_matching_components[0].items():
             if key in ref_stack_full_components[0]:
-                ref_stk[key] = float(val) / float(ref_stack_full_components[0].get(key))
-
+                denominator = float(max(ref_stack_full_components[0].get(key), len(list_packages)))
+                ref_stk[key] = float(val) / denominator
         # Get the name of reference stack with topmost similarity score
         sname = max(ref_stk.keys(), key=(lambda key: ref_stk[key]))