import re
from requests import get

src_file='https://raw.githubusercontent.com/easylist/easylist/master/easylist/easylist_adservers.txt'
src = get(src_file).text
replaced = re.sub('\|', '', src)
replaced = re.sub('\^.*', '', replaced)
replaced = re.sub('\!.*', '', replaced)

easylist_adservers = replaced.splitlines()