add a minor comment on the source of the redirect regex

2022-03-10 15:07:27 -08:00 · 2022-03-10 15:07:27 -08:00 · 32283aa4da
commit 32283aa4da
parent 595728d8da
1 changed files with 2 additions and 0 deletions
--- a/2
+++ b/2
@ -389,6 +389,8 @@ class WikiqParser():
                redirect_aliases = chain(* map(lambda obj: obj.get("aliases"), redirect_config))
                redirect_aliases = list(map(lambda s: s.lstrip('#'), redirect_aliases))
                redirect_aliases.append('REDIRECT') # just in case
+
+                # this regular expression is copied from pywikibot
                pattern = '(?:' + '|'.join(redirect_aliases) + ')'
                redirect_regex =  re.compile(r'\s*#{pattern}\s*:?\s*\[\[(.+?)(?:\|.*?)?\]\]'
                                             .format(pattern=pattern), re.IGNORECASE | re.DOTALL)