Any of those help fr list has word "o|", which results in '||' in the final regexp. That is not handled well by parser. Changing "o|" to "o" solves the problem. Or words could be escaped with re.escape. Then error in one word wouldn't ruin whole regex.
regular expression for skipping specific words
By : user3087639
Date : March 29 2020, 07:55 AM
like below fixes the issue I would suggest getting Cygwin if you are on Windows, otherwise just use the command line and go with