input: Write a function to implement a web scraper in Python that extracts the top ten trending YouTube videos and prints their titles. 
  
  
  import requests
  from bs4 import BeautifulSoup
  
  def scrape_trending_videos():
      # make a request to get the page content
      page = requests.get("https://www.youtube.com/feed/trending")
      
      # 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'))
  
  assert scrape_trending_videos() is None # Function should print titles, not return anything
  
output: def scrape_trending_videos():
      page = requests.get("https://www.youtube.com/feed/trending")
      soup = BeautifulSoup(page.content, 'html.parser')
      trending_videos = soup.find_all(class_='expanded-shelf-content-item-wrapper')
      for video in trending_videos[:10]:
          print(video.find(class_='yt-uix-tile-link').get('title'))