From d4f14a72dc1dd79396e0e80980268aee902b61e4 Mon Sep 17 00:00:00 2001
From: bashonly <88596187+bashonly@users.noreply.github.com>
Date: Tue, 14 Nov 2023 14:28:18 -0600
Subject: [ie] Do not test truth value of `xml.etree.ElementTree.Element`
 (#8582)

Testing the truthiness of an `xml.etree.ElementTree.Element` instance is deprecated in py3.12

Authored by: bashonly
---
 yt_dlp/extractor/common.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'yt_dlp/extractor/common.py')

diff --git a/yt_dlp/extractor/common.py b/yt_dlp/extractor/common.py
index c3ceb0039..b3a45b3fb 100644
--- a/yt_dlp/extractor/common.py
+++ b/yt_dlp/extractor/common.py
@@ -2225,7 +2225,9 @@ class InfoExtractor:
             mpd_url, video_id,
             note='Downloading MPD VOD manifest' if note is None else note,
             errnote='Failed to download VOD manifest' if errnote is None else errnote,
-            fatal=False, data=data, headers=headers, query=query) or {}
+            fatal=False, data=data, headers=headers, query=query)
+        if not isinstance(mpd_doc, xml.etree.ElementTree.Element):
+            return None
         return int_or_none(parse_duration(mpd_doc.get('mediaPresentationDuration')))
 
     @staticmethod
-- 
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