Python Web Scraping'de hata

/usr/bin/env python
import requests
from bs4 import BeautifulSoup as bs
def getcase():
   url = "https://www.kernel.org/"
   gotchu = requests.get(url)
   soup = bs(gotchu.text,"lxml")
   table = soup.find("table",{"id":"releases"})
   get_row = table.findAll("tr")
   versions = []
   for row in get_row:
   item = row.findAll("td")
   versions.append(item)
 
print(versions)
 
getcase()