input: from typing import List
  
  def extract_top_ten_trending_videos(website_url: str) -> List[str]:
      """Implement a web scraper in Python to extract the top ten trending YouTube videos from the given website url.
      >>> extract_top_ten_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']
      """
output:     import requests
      from bs4 import BeautifulSoup
  
      response = requests.get(website_url)
      soup = BeautifulSoup(response.content, 'html.parser')
  
      video_titles = []
      for video in soup.find_all('a', {'class': 'yt-uix-tile-link'})[:10]:
          video_titles.append(video.get('title'))
  
      return video_titles