[mod] migration of some engine results to the video class (#6743)

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

searx/engines/tagesschau.py

@@ -20,6 +20,8 @@ from datetime import datetime
 from urllib.parse import urlencode
 import re
 
+from searx.result_types import Video
+
 about = {
     'website': "https://tagesschau.de",
     'wikidata_id': "Q703907",
@@ -87,7 +89,7 @@ def _story(item):
     }
 
 
-def _video(item):
+def _video(item) -> Video:
     streams = item['streams']
     video_url = streams.get('h264s') or streams.get('h264m') or streams.get('h264l') or streams.get('h264xl')
     title = item['title']
@@ -99,12 +101,11 @@ def _video(item):
     # sometimes, only adaptive m3u8 streams are available, so video_url is None
     url = video_url or f"{base_url}/multimedia/video/{item['sophoraId']}.html"
 
-    return {
-        'template': 'videos.html',
-        'title': title,
-        'thumbnail': item.get('teaserImage', {}).get('imageVariants', {}).get('16x9-256'),
-        'publishedDate': datetime.fromisoformat(item['date'][:19]),
-        'content': item.get('firstSentence', ''),
-        'iframe_src': video_url,
-        'url': url,
-    }
+    return Video(
+        title=title,
+        thumbnail=item.get('teaserImage', {}).get('imageVariants', {}).get('16x9-256'),
+        publishedDate=datetime.fromisoformat(item['date'][:19]),
+        content=item.get('firstSentence', ''),
+        iframe_src=video_url,
+        url=url,
+    )