general

from pytube import YouTube

def on_complete(stream, file_path):
    print(stream)
    print(file_path)

def on_progress(stream, chunk, bytes_remaining):
    print(100 - (bytes_remaining / stream.filesize * 100))

video_object = YouTube(
    'https://www.youtube.com/watch?v=T9vYgZJCmeI',
    on_complete_callback = on_complete,
    on_progress_callback = on_progress)

# video information
# print(video_object.title)
# print(f'{video_object.length / 60} minutes')
# print(video_object.views)
# print(video_object.author)
# print(video_object.description)

# video streams
# for stream in video_object.streams:
#   print(stream)
# print(video_object.streams.get_highest_resolution())
# print(video_object.streams.get_lowest_resolution())
# print(video_object.streams.get_audio_only())

# download
video_object.streams.get_highest_resolution().download()