From 2814f12ba4dfdcc273935d5991b7e8d2a0434154 Mon Sep 17 00:00:00 2001
From: The Hatsune Daishi <nao20010128@gmail.com>
Date: Thu, 9 Dec 2021 20:40:52 +0900
Subject: [skeb] Add extractor (#1916)

Fixes: https://github.com/ytdl-org/youtube-dl/issues/30287
Authored by: nao20010128nao
---
 yt_dlp/utils.py | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'yt_dlp/utils.py')

diff --git a/yt_dlp/utils.py b/yt_dlp/utils.py
index 15cc4d3b2..9d4006051 100644
--- a/yt_dlp/utils.py
+++ b/yt_dlp/utils.py
@@ -38,6 +38,7 @@ import time
 import traceback
 import xml.etree.ElementTree
 import zlib
+import mimetypes
 
 from .compat import (
     compat_HTMLParseError,
@@ -4715,6 +4716,14 @@ def mimetype2ext(mt):
     return subtype.replace('+', '.')
 
 
+def ext2mimetype(ext_or_url):
+    if not ext_or_url:
+        return None
+    if '.' not in ext_or_url:
+        ext_or_url = f'file.{ext_or_url}'
+    return mimetypes.guess_type(ext_or_url)[0]
+
+
 def parse_codecs(codecs_str):
     # http://tools.ietf.org/html/rfc6381
     if not codecs_str:
-- 
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