DOWNLOAD_DIR = pathlib.Path("raw_clips") DOWNLOAD_DIR.mkdir(exist_ok=True)
Store the IDs in a small SQLite DB ( video_id , title , fetched_at ) so you can skip duplicates on subsequent runs. Understanding the Topic DOWNLOAD_DIR = pathlib
ffmpeg -f concat -safe 0 -i final_list.txt -c copy final_video.mp4 Gather Sources : Look for academic articles, books,
# Example: Convert everything to 1080x1920 (vertical) with black bars if needed ffmpeg -i input.mp4 -vf "scale=1080:1920:force_original_aspect_ratio=decrease,pad=1080:1920:(ow-iw)/2:(oh-ih)/2" -c:a copy output.mp4 Tip: Store the IDs in a small SQLite