René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ElementTree should use UTF-8 for xml declaration.","articleBody":"**Feature or enhancement**\r\n\r\nCurrently, `ElementTree.tostring(root, encoding=\"unicode\", xml_declaration=True)` uses locale encoding.\r\n\r\nI think ElementTree should use UTF-8, instead of locale encoding.\r\n\r\n\r\nExample:\r\n\r\n```pycon\r\n$ LANG=ja_JP.eucJP ./python.exe\r\nPython 3.11.0a7+ (heads/bytes-alloc-dirty:7fbc7f6128, Apr 19 2022, 16:53:54) [Clang 12.0.0 (clang-1200.0.32.29)] on darwin\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n\u003e\u003e\u003e import xml.etree.ElementTree as ET\r\n\u003e\u003e\u003e et = ET.fromstring(\"\u003ct\u003ehello\u003c/t\u003e\")\r\n\u003e\u003e\u003e ET.tostring(et, encoding=\"unicode\", xml_declaration=True)\r\n\"\u003c?xml version='1.0' encoding='eucJP'?\u003e\\n\u003ct\u003ehello\u003c/t\u003e\"\r\n```\r\n\r\nCode:\r\n\r\nhttps://github.com/python/cpython/blob/bcf14ae4336fced718c00edc34b9191c2b48525a/Lib/xml/etree/ElementTree.py#L732-L742\r\n\r\n**Pitch**\r\n\r\n* UTF-8 is the most common encoding for XML.\r\n* Locale encoding name (e.g. `cp932` or `eucJP`) would be different from XML encoding name recommended by w3c (e.g. `Shift_JIS` or `EUC-JP`).\r\n","author":{"url":"https://github.com/methane","@type":"Person","name":"methane"},"datePublished":"2022-04-22T07:23:56.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":10},"url":"https://github.com/91810/cpython/issues/91810"}