diff --git a/youtube_dl/extractor/generic.py b/youtube_dl/extractor/generic.py
index 658533cf6..a29505ee3 100644
--- a/youtube_dl/extractor/generic.py
+++ b/youtube_dl/extractor/generic.py
@@ -31,60 +31,61 @@ from ..utils import (
     xpath_text,
 )
 from .commonprotocols import RtmpIE
+
+from .arkena import ArkenaIE
 from .brightcove import (
     BrightcoveLegacyIE,
     BrightcoveNewIE,
 )
-from .nbc import NBCSportsVPlayerIE
-from .ooyala import OoyalaIE
-from .rutv import RUTVIE
-from .tvc import TVCIE
-from .sportbox import SportBoxEmbedIE
-from .smotri import SmotriIE
-from .myvi import MyviIE
 from .condenast import CondeNastIE
-from .udn import UDNEmbedIE
-from .senateisvp import SenateISVPIE
-from .svt import SVTIE
-from .pornhub import PornHubIE
-from .xhamster import XHamsterEmbedIE
-from .tnaflix import TNAFlixNetworkEmbedIE
-from .drtuber import DrTuberIE
-from .redtube import RedTubeIE
-from .vimeo import VimeoIE
 from .dailymotion import (
     DailymotionIE,
     DailymotionCloudIE,
 )
-from .onionstudios import OnionStudiosIE
-from .viewlift import ViewLiftEmbedIE
-from .mtv import MTVServicesEmbeddedIE
-from .pladform import PladformIE
-from .videomore import VideomoreIE
-from .webcaster import WebcasterFeedIE
-from .googledrive import GoogleDriveIE
-from .jwplatform import JWPlatformIE
+from .dbtv import DBTVIE
 from .digiteka import DigitekaIE
-from .arkena import ArkenaIE
-from .instagram import InstagramIE
-from .liveleak import LiveLeakIE
-from .threeqsdn import ThreeQSDNIE
-from .theplatform import ThePlatformIE
-from .vessel import VesselIE
-from .kaltura import KalturaIE
+from .drtuber import DrTuberIE
 from .eagleplatform import EaglePlatformIE
 from .facebook import FacebookIE
-from .soundcloud import SoundcloudIE
-from .tunein import TuneInBaseIE
-from .vbox7 import Vbox7IE
-from .dbtv import DBTVIE
-from .piksel import PikselIE
-from .videa import VideaIE
-from .twentymin import TwentyMinutenIE
-from .ustream import UstreamIE
+from .googledrive import GoogleDriveIE
+from .instagram import InstagramIE
+from .jwplatform import JWPlatformIE
+from .kaltura import KalturaIE
+from .liveleak import LiveLeakIE
+from .mtv import MTVServicesEmbeddedIE
+from .myvi import MyviIE
+from .nbc import NBCSportsVPlayerIE
+from .onionstudios import OnionStudiosIE
+from .ooyala import OoyalaIE
 from .openload import OpenloadIE
-from .videopress import VideoPressIE
+from .piksel import PikselIE
+from .pladform import PladformIE
+from .pornhub import PornHubIE
+from .redtube import RedTubeIE
 from .rutube import RutubeIE
+from .rutv import RUTVIE
+from .senateisvp import SenateISVPIE
+from .smotri import SmotriIE
+from .soundcloud import SoundcloudIE
+from .sportbox import SportBoxEmbedIE
+from .svt import SVTIE
+from .theplatform import ThePlatformIE
+from .threeqsdn import ThreeQSDNIE
+from .tnaflix import TNAFlixNetworkEmbedIE
+from .tunein import TuneInBaseIE
+from .tvc import TVCIE
+from .twentymin import TwentyMinutenIE
+from .udn import UDNEmbedIE
+from .ustream import UstreamIE
+from .vbox7 import Vbox7IE
+from .vessel import VesselIE
+from .videa import VideaIE
+from .videomore import VideomoreIE
+from .videopress import VideoPressIE
+from .viewlift import ViewLiftEmbedIE
+from .vimeo import VimeoIE
+from .webcaster import WebcasterFeedIE
+from .xhamster import XHamsterEmbedIE
 
 
 class GenericIE(InfoExtractor):