Update app.py

app.py

@@ -1,10 +1,4 @@
-import os
+import pkg_resources
 
-# Checking yt-dlp version
-os.system('yt-dlp --version')
-
-# Checking youtube-transcript-api (this needs to be done within Python)
-os.system('python -c "import youtube_transcript_api; print(youtube_transcript_api.__version__)"')
-
-# Checking ffmpeg version
-os.system('ffmpeg -version')
+# Check version of youtube-transcript-api
+print(pkg_resources.get_distribution("youtube-transcript-api").version)