Parser combinators[1] seem perfectly suited for this. # A sequence of 5 or more failed login attempts followed by a successful one. obj_regex.search(

Parser combinators[1] seem perfectly suited for this. # A sequence of 5 or more failed login attempts followed by a successful one. obj_regex.search(repeat(is_failed, min=5)+is_success, my_list) [1]: https://en.wikipedia.org/wiki/Parser_combinator https://en.wikipedia.org/wiki/Parser_combinator