Capitalize P in NinaProtocol

Co-authored-by: bashonly <88596187+bashonly@users.noreply.github.com>

yt_dlp/extractor/_extractors.py

@@ -1253,7 +1253,7 @@ from .niconico import (
     NicovideoTagURLIE,
     NiconicoLiveIE,
 )
-from .ninaprotocol import NinaprotocolIE
+from .ninaprotocol import NinaProtocolIE
 from .ninecninemedia import (
     NineCNineMediaIE,
     CPTwentyFourIE,

yt_dlp/extractor/ninaprotocol.py

@@ -3,7 +3,7 @@ from ..utils import int_or_none, mimetype2ext, parse_iso8601, url_or_none
 from ..utils.traversal import traverse_obj
 
 
-class NinaprotocolIE(InfoExtractor):
+class NinaProtocolIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?ninaprotocol\.com/releases/(?P<id>[^/#?]+)'
     _TESTS = [{
         'url': 'https://www.ninaprotocol.com/releases/3SvsMM3y4oTPZ5DXFJnLkCAqkxz34hjzFxqms1vu9XBJ',
@@ -196,10 +196,10 @@ class NinaprotocolIE(InfoExtractor):
         common_info['tags'] = traverse_obj(release, ('metadata', 'properties', 'tags', ..., {str}))
 
         entries = []
-        for i, track in enumerate(traverse_obj(release, (
+        for track_num, track in enumerate(traverse_obj(release, (
-                'metadata', 'properties', 'files', lambda _, v: url_or_none(v['uri']), {dict}))):
+                'metadata', 'properties', 'files', lambda _, v: url_or_none(v['uri']))), 1):
             entries.append({
-                'id': f'{video_id}_{i + 1}',
+                'id': f'{video_id}_{track_num}',
                 'url': track['uri'],
                 **traverse_obj(track, {
                     'title': ('track_title', {str}),