torrent-add: better handling for empty files

Author: chapmanjacobd

xklb/createdb/torrents_add.py

@@ -41,7 +41,12 @@ def get_tracker(torrent):
 def extract_metadata(path):
     from torrentool.api import Torrent
 
-    torrent = Torrent.from_file(path)
+    try:
+        torrent = Torrent.from_file(path)
+        assert torrent.files
+    except Exception:
+        log.error('[%s]: corrupt or empty torrent', path)
+        raise
 
     file_sizes = [f.length for f in torrent.files]
 
@@ -80,8 +85,6 @@ def extract_metadata(path):
 def torrents_add():
     args = parse_args()
 
-    duplicates = {}
-
     scanned_set = set(arg_utils.gen_paths(args, default_exts=(".torrent",)))
 
     try: