How to download youtube videos using python

Requirements

·         pip install pytube3

pytube is a lightweight, Pythonic, dependency-free, library (and command-line utility) for downloading YouTube Videos.

 Pytube provide us the facility to download the youtube videos effortlessly.

 Steps

1⇒firstly we have to import the Youtube class  from the pytube module.

from pytube import YouTube 

 2⇒we will give the link or url of the video which we want to download.

url="https://www.youtube.com/watch?v=Y9VgmhxtJFk"

 3⇒Now we will create Youtube class object as youtube

youtube = YouTube(url)

 4⇒ To print the title of the video

       print(youtube.title)

   ⇒ To see the thumbnail of the video.

print(youtube.thumbnail_url) 

5⇒To see all the media format available for the video.

               print(youtube.streams.all())

6⇒If you want to choose the first stream to download.

               stream=youtube.streams.first()

    ⇒you can also choose the video by its itag number

               stream=youtube.streams.get_by_itag('18')

 7⇒To download the video

               stream.download()

Your video will get downloaded.

code

from pytube import YouTube
url="https://www.youtube.com/watch?v=Y9VgmhxtJFk"
youtube = YouTube(url)
print(youtube.title)
print(youtube.thumbnail_url)
a=youtube.streams.all()
for i in a:
   print(i)

#if you want both sound and video choose the one which have both audio video codec
stream = youtube.streams.get_by_itag('18')

print(stream)

#video will be downloaded to the current folder
stream.download()

#to download in a specific folder stream.download("/path")

Note=If you want both audio and video choose the format which have both audio and 
video codec available
example--
<Stream: itag="22" mime_type="video/mp4" res="720p" fps="30fps" vcodec="avc1.64001F" acodec="mp4a.40.2" progressive="True" type="video">