From bb6f112d9d57d7c6260de132cad604c1c05bc5a0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Tue, 5 Mar 2019 23:57:39 +0700
Subject: [PATCH] [npo] Improve ISM extraction

---
 youtube_dl/extractor/npo.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/npo.py b/youtube_dl/extractor/npo.py
index 857845d35..ad62f8ec6 100644
--- a/youtube_dl/extractor/npo.py
+++ b/youtube_dl/extractor/npo.py
@@ -238,7 +238,7 @@ class NPOIE(NPOBaseIE):
                 formats.extend(self._extract_m3u8_formats(
                     stream_url, video_id, ext='mp4',
                     entry_protocol='m3u8_native', m3u8_id='hls', fatal=False))
-            elif '.ism/Manifest' in stream_url:
+            elif re.search(r'\.isml?/Manifest', stream_url):
                 formats.extend(self._extract_ism_formats(
                     stream_url, video_id, ism_id='mss', fatal=False))
             else: