René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"editor.research() assigns empty string to non-participating groups (instead of the preferred None)","articleBody":"Under PS 3.0.16.0 (and 2.0.0.0 as well), consider this script:\r\n\r\n```py\r\n# -*- coding: utf-8 -*-\r\nfrom __future__ import print_function\r\n\r\n# see\r\n\r\nfrom Npp import *\r\n\r\ndef match_found(m): print(m.groups())\r\nmatches = []\r\neditor.research(r'test data: (\\d+)\\.?(\\d+)?', match_found)\r\n\r\n# test data: 24\r\n```\r\n\r\nRun the script with the script itself as the active tab in Notepad++.\r\n\r\nActual Output:\r\n`('24', '')`\r\n\r\nPreferred output:\r\n`('24', None)`\r\n\r\nRationale for preferred output, see https://docs.python.org/3/library/re.html#match-objects:~:text=Match.groups(default%3DNone), duplicated here:\r\n\r\n![image](https://github.com/bruderstein/PythonScript/assets/77065706/ec0c7913-2135-44fb-9c0c-eda10ff3390e)\r\n\r\nNote that PS does not support the `default` argument for `m.groups()` and I'm not requesting that here (that would be a feature/enhancement request, whereas this current issue is more of a bug/enhancement request).\r\n\r\n","author":{"url":"https://github.com/alankilborn","@type":"Person","name":"alankilborn"},"datePublished":"2024-01-24T11:55:43Z","url":"https://github.com/bruderstein/PythonScript/issues/324"}