return files clearded from clear_dl_cache

tubearchivist/home/src/ta/helper.py

@@ -122,10 +122,13 @@ def clear_dl_cache(config):
     """clear leftover files from dl cache"""
     print("clear download cache")
     cache_dir = os.path.join(config["application"]["cache_dir"], "download")
-    for cached in os.listdir(cache_dir):
+    leftover_files = os.listdir(cache_dir)
+    for cached in leftover_files:
         to_delete = os.path.join(cache_dir, cached)
         os.remove(to_delete)
 
+    return len(leftover_files)
+
 
 def get_mapping():
     """read index_mapping.json and get expected mapping and settings"""

tubearchivist/home/tasks.py

@@ -228,7 +228,7 @@ def kill_dl(task_id):
     _ = RedisArchivist().del_message("dl_queue_id")
     RedisQueue(queue_name="dl_queue").clear()
 
-    clear_dl_cache(CONFIG)
+    _ = clear_dl_cache(CONFIG)
 
     # notify
     mess_dict = {