[core] Parse `release_year` from `release_date` (#8524)

[yt-dlp.git] / yt_dlp / YoutubeDL.py

diff --git a/yt_dlp/YoutubeDL.py b/yt_dlp/YoutubeDL.py
index 32ae25aa01df2e39b306b5d4172e68dc0992fd3d..e65bef862c5025e20054da82ec7cd5cdc3e3c5ee 100644 (file)
--- a/yt_dlp/YoutubeDL.py
+++ b/yt_dlp/YoutubeDL.py
@@ -2589,6 +2589,9 @@ def _fill_common_fields(self, info_dict, final=True):
                     upload_date = datetime.datetime.fromtimestamp(info_dict[ts_key], datetime.timezone.utc)
                     info_dict[date_key] = upload_date.strftime('%Y%m%d')
 
+        if not info_dict.get('release_year'):
+            info_dict['release_year'] = traverse_obj(info_dict, ('release_date', {lambda x: int(x[:4])}))
+
         live_keys = ('is_live', 'was_live')
         live_status = info_dict.get('live_status')
         if live_status is None: