[docs] [issue38294] Documentation on 3.6->3.7 re.escape no longer escaping "/" or ":" should be obvious

Change by Ricardo Bánffy <rbanffy@gmail.com>: ---------- pull_requests: +16230 pull_request: https://github.com/python/cpython/pull/16647 _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue38294> _______________________________________