if list contains list python code example

Example 1: Check if element in list Python

listA = [item1, item2, item3]
if item4 in listA:
  print('yes, item4 is in the list')
else:
  print('no, item4 is not in the list')

Example 2: if list item in string python

if any(ext in url_string for ext in extensionsToCheck):
    print(url_string)