input: 
  def extract_trending_videos(url: str) -> None:
      """
      Given a URL of a page that lists the top trending YouTube videos, this function
      extracts the title of the top ten videos and prints them.
      
      >>> extract_trending_videos("https://www.youtube.com/feed/trending")
      Video Title 1
      Video Title 2
      Video Title 3
      Video Title 4
      Video Title 5
      Video Title 6
      Video Title 7
      Video Title 8
      Video Title 9
      Video Title 10
      """
      import requests
      from bs4 import BeautifulSoup
      
      # make a request to get the page content
      page = requests.get(url)
      
      # parse the page content
      soup = BeautifulSoup(page.content, 'html.parser')
      
      # extract the list of trending videos
      trending_videos = soup.find_all(class_='expanded-shelf-content-item-wrapper')
      
      # print the top ten trending videos
      for video in trending_videos[:10]:
          print(video.find(class_='yt-uix-tile-link').get('title'))
  
output:     import requests
      from bs4 import BeautifulSoup
      
      # make a request to get the page content
      page = requests.get(url)
      
      # parse the page content
      soup = BeautifulSoup(page.content, 'html.parser')
      
      # extract the list of trending videos
      trending_videos = soup.find_all(class_='expanded-shelf-content-item-wrapper')
      
      # print the top ten trending videos
      for video in trending_videos[:10]:
          print(video.find(class_='yt-uix-tile-link').get('title'))