YouTube

import PySimpleGUI as sg
from pytube import YouTube

def progress_check(stream, chunk, bytes_remaining):
    window['-DOWNLOADPROGRESS-'].update(100 - round(bytes_remaining / stream.filesize * 100))

def on_complete(stream, file_path):
    window['-DOWNLOADPROGRESS-'].update(0)

sg.theme('Darkred1')
start_layout = [
    [sg.Input(key = '-INPUT-'),sg.Button('submit')],
]

info_tab = [
    [sg.Text('Title:'),sg.Text('',key = '-TITLE-')],
    [sg.Text('Length:'),sg.Text('', key = '-LENGTH-')],
    [sg.Text('Views:'),sg.Text('', key = '-VIEWS-')],
    [sg.Text('Author:'),sg.Text('', key = '-AUTHOR-')],
    [sg.Text('Description:'),sg.Multiline('', key = '-DESCRIPTION-',size = (40,20),no_scrollbar = True, disabled = True)]
]

download_tab = [
    [sg.Frame('Best Quality',[[sg.Button('Download', key = '-BEST-'),sg.Text('',key = '-BESTRES-'),sg.Text('',key = '-BESTSIZE-')]])],
    [sg.Frame('Worst Quality',[[sg.Button('Download', key = '-WORST-'),sg.Text('',key = '-WORSTRES-'),sg.Text('',key = '-WORSTSIZE-')]])],
    [sg.Frame('Audio',[[sg.Button('Download', key = '-AUDIO-'),sg.Text('',key = '-AUDIOSIZE-')]])],
    [sg.VPush()],
    [sg.Progress(100,orientation='h', size=(20, 20), key='-DOWNLOADPROGRESS-', expand_x = True)]
]

main_layout = [
    [sg.TabGroup([
        [sg.Tab('info',info_tab),sg.Tab('download',download_tab)]])]
    ]

window = sg.Window('Youtube Downloader', start_layout)


while True:
    event, values = window.read()
    if event == sg.WIN_CLOSED:
        break
    if event == 'submit':
        video_object = YouTube(values['-INPUT-'], on_progress_callback = progress_check, on_complete_callback = on_complete)
        window.close()

        # main window info setup
        window = sg.Window('Converter',main_layout,finalize = True)
        window['-TITLE-'].update(video_object.title)
        window['-LENGTH-'].update(f'{round(video_object.length / 60,2)} minutes')
        window['-VIEWS-'].update(video_object.views)
        window['-AUTHOR-'].update(video_object.author)
        window['-DESCRIPTION-'].update(video_object.description)

        # main window download setup
        window['-BESTSIZE-'].update(f'{round(video_object.streams.get_highest_resolution().filesize / 1048576,1)} MB')
        window['-BESTRES-'].update(video_object.streams.get_highest_resolution().resolution)

        window['-WORSTSIZE-'].update(f'{round(video_object.streams.get_lowest_resolution().filesize / 1048576,1)} MB')
        window['-WORSTRES-'].update(video_object.streams.get_lowest_resolution().resolution)

        window['-AUDIOSIZE-'].update(f'{round(video_object.streams.get_audio_only().filesize / 1048576,1)} MB')

    if event == '-BEST-':
        video_object.streams.get_highest_resolution().download()

    if event == '-WORST-':
        video_object.streams.get_lowest_resolution().download()

    if event == '-AUDIO-':
        video_object.streams.get_audio_only().download()

window.close()