Allow `0` in `--playlist-items`

test/test_YoutubeDL.py

@@ -1000,6 +1000,7 @@ class TestYoutubeDL(unittest.TestCase):
         test_selection({'playlist_items': '2-4'}, [2, 3, 4])
         test_selection({'playlist_items': '2,4'}, [2, 4])
         test_selection({'playlist_items': '10'}, [])
+        test_selection({'playlist_items': '0'}, [])
 
         # Tests for https://github.com/ytdl-org/youtube-dl/issues/10591
         test_selection({'playlist_items': '2-4,3-4,3'}, [2, 3, 4])

yt_dlp/YoutubeDL.py

@@ -1464,7 +1464,10 @@ class YoutubeDL(object):
                 )(self, i)
 
         entries = []
-        for i in playlistitems or itertools.count(playliststart):
+        items = playlistitems if playlistitems is not None else itertools.count(playliststart)
+        for i in items:
+            if i == 0:
+                continue
             if playlistitems is None and playlistend is not None and playlistend < i:
                 break
             entry = None