Download Instagram Video from link

instagram_video_from_link.py

def download_image_video(url):

    x = re.match(r'^(https:)[/][/]www.([^/]+[.])*instagram.com', url)

    try:
        if x:
            request_image = requests.get(url)
            src = request_image.content.decode('utf-8')
            check_type = re.search(r'<meta name="medium" content=[\'"]?([^\'" >]+)', src)
            check_type_f = check_type.group()
            final = re.sub('<meta name="medium" content="', '', check_type_f)

            if final == "video": 
                extract_video_link = re.search(r'meta property="og:video" content=[\'"]?([^\'" >]+)', src)
                video_link = extract_video_link.group()
                final = re.sub('meta property="og:video" content="', '', video_link)
                _response = requests.get(final).content
                file_size_request = requests.get(final, stream=True)
                file_size = int(file_size_request.headers['Content-Length'])
                block_size = 1024 
                filename = uuid.uuid4()
                with open(str(filename) + '.mp4', 'wb') as f:
                    for data in file_size_request.iter_content(block_size):
                        f.write(data)
                print("Video downloaded successfully")
                print(video_link)
            return video_link

        else:
            print("Entered URL is not an instagram.com URL.")
    except AttributeError:
        print("Unknown URL")

#print(download_image_video("https://www.instagram.com/p/Chgr7LQNZHi/"))