From 7cbb02f8ff03108d39783d9cee58f8feede15275 Mon Sep 17 00:00:00 2001
From: Dan Niles <56271899+dan-niles@users.noreply.github.com>
Date: Mon, 14 Oct 2024 15:52:10 +0530
Subject: [PATCH] Raise exception if there are no videos in the playlists

---
 CHANGELOG.md                       | 4 ++++
 scraper/src/youtube2zim/scraper.py | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index eef70923..3ed95834 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- Raise exception if there are no videos in the playlists (#347)
+
 ## [3.2.0] - 2024-10-11
 
 ### Deprecated
diff --git a/scraper/src/youtube2zim/scraper.py b/scraper/src/youtube2zim/scraper.py
index d0a29b63..0c76e4f9 100644
--- a/scraper/src/youtube2zim/scraper.py
+++ b/scraper/src/youtube2zim/scraper.py
@@ -618,6 +618,10 @@ def extract_videos_list(self):
 
             for playlist in empty_playlists:
                 self.playlists.remove(playlist)
+
+            # Raise exception if no videos found in playlists
+            if not self.playlists:
+                raise Exception("No videos found in playlists")
         self.videos_ids = [*all_videos.keys()]  # unpacking so it's subscriptable
 
     def download_video_files(self, max_concurrency):