fixed bug when removing queries without any hard positives

datasets_ws.py

@@ -188,6 +188,7 @@ def __init__(self, args, datasets_folder="datasets", dataset_name="pitts30k", sp
                          "within the training set. They won't be considered as they're useless for training.")
         # Remove queries without positives
         self.hard_positives_per_query = np.delete(self.hard_positives_per_query, queries_without_any_hard_positive)
+        self.soft_positives_per_query = np.delete(self.soft_positives_per_query, queries_without_any_hard_positive)
         self.queries_paths = np.delete(self.queries_paths, queries_without_any_hard_positive)
 
         # Recompute images_paths and queries_num because some queries might have been removed