YoutubePython

youtube_downloader.py

import sys
from pytube import YouTube


'''
yt = YouTube("https://www.youtube.com/watch?v=JGXi_9A__Vc")
'''

if __name__ == '__main__':
    url = sys.argv[1]
    yt = YouTube(url)
    if yt:
        print('Downloading {0}'.format(yt.title))
        yt.streams.filter(progressive=True, file_extension='mp4').order_by('resolution').desc().first().download()
        lista_linguagens = ['pt-BR', 'pt-PT', 'en']
        for linguagem in lista_linguagens:
            caption = yt.captions.get_by_language_code(linguagem)
            if caption:
                with open(yt.title+'.srt', 'w') as f:
                    f.write(caption.generate_srt_captions())
                break