from youtube_dl import YoutubeDL
dl = YoutubeDL()
dl.download(['https://www.youtube.com/watch?v=WHK5p7JL7g4'])

dl = YoutubeDL()
dl.download(['https://www.youtube.com/watch?v=wNVIn-QS4DE', 'https://www.youtube.com/watch?v=JZjRrg2rpic'])

options = {
    'format': 'bestaudio/audio'
    }
dl = YoutubeDL(options)
dl.download(['https://www.youtube.com/watch?v=c3jHlYsnEe0'])

options = {
    'default_search': 'ytsearch',
    'max_downloads': 1
    }
dl = YoutubeDL(options)
dl.download(['con điên TAMKA PKL'])

options = {
    'default_search': 'ytsearch',
     'max_downloads': 1,
     'format': 'bestaudio/audio'
     }
dl = YoutubeDL(options)
dl.download(['Nhớ mưa sài gòn lam trường'])