Updated helper to fix error when value is a dict

helpers.py

@@ -37,7 +37,10 @@ def majority_vote_dicts(dicts):
                 continue
             if k not in combined_dict:
                 combined_dict[k] = Counter()
-            combined_dict[k][v] += 1
+            if type(v) == str:
+                combined_dict[k][v] += 1
+            else:
+                combined_dict[k][str(v)] += 1
     result_dict = {}
     for k, v in combined_dict.items():
         result_dict[k] = v.most_common(1)[0][0]