From de74ef83b786daad1b3df738734ca81ce3344667 Mon Sep 17 00:00:00 2001
From: Remita Amine <remitamine@gmail.com>
Date: Wed, 27 Mar 2019 18:01:51 +0100
Subject: [cwtv] fix episode number extraction(closes #20461)

---
 youtube_dl/extractor/cwtv.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/cwtv.py b/youtube_dl/extractor/cwtv.py
index f9bd535f6..73382431b 100644
--- a/youtube_dl/extractor/cwtv.py
+++ b/youtube_dl/extractor/cwtv.py
@@ -79,7 +79,7 @@ class CWTVIE(InfoExtractor):
         season = str_or_none(video_data.get('season'))
         episode = str_or_none(video_data.get('episode'))
         if episode and season:
-            episode = episode.lstrip(season)
+            episode = episode[len(season):]
 
         return {
             '_type': 'url_transparent',
-- 
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