[text] add 'extract_urls()' helper

gallery_dl/formatter.py

@@ -611,7 +611,7 @@ _CONVERSIONS = {
     "U": text.unescape,
     "H": lambda s: text.unescape(text.remove_html(s)),
     "g": text.slugify,
-    "R": text.re(r"https?://[^\s\"'<>\\]+").findall,
+    "R": text.extract_urls,
     "W": text.sanitize_whitespace,
     "S": util.to_string,
     "s": str,

gallery_dl/text.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-# Copyright 2015-2025 Mike Fährmann
+# Copyright 2015-2026 Mike Fährmann
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
@@ -231,6 +231,9 @@ def extract_from(txt, pos=None, default=""):
     return extr
 
 
+extract_urls = re(r"https?://[^\s\"'<>\\]+").findall
+
+
 def parse_unicode_escapes(txt):
     """Convert JSON Unicode escapes in 'txt' into actual characters"""
     if "\\u" in txt: