From 913b61eeee9436a3ddf5675ec935d00c3a05b7a4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sat, 9 Dec 2017 20:02:19 +0700
Subject: [PATCH] [udemy] Extract more HLS formats

---
 youtube_dl/extractor/udemy.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/youtube_dl/extractor/udemy.py b/youtube_dl/extractor/udemy.py
index b66033923c..195f5ce78d 100644
--- a/youtube_dl/extractor/udemy.py
+++ b/youtube_dl/extractor/udemy.py
@@ -257,6 +257,11 @@ def extract_formats(source_list):
                 video_url = source.get('file') or source.get('src')
                 if not video_url or not isinstance(video_url, compat_str):
                     continue
+                if source.get('type') == 'application/x-mpegURL' or determine_ext(video_url) == 'm3u8':
+                    formats.extend(self._extract_m3u8_formats(
+                        video_url, video_id, 'mp4', entry_protocol='m3u8_native',
+                        m3u8_id='hls', fatal=False))
+                    continue
                 format_id = source.get('label')
                 f = {
                     'url': video_url,