René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"test__xxinterpchannels leaks [21, 21, 21] references","articleBody":"```\r\n./python -m test test__xxinterpchannels -R 3:3\r\n(...)\r\ntest__xxinterpchannels leaked [21, 21, 21] references, sum=63\r\n```\r\n\r\nRegression introduced by: commit a8f5dab58daca9f01ec3c6f8c85e53329251b05d\r\n\r\n```\r\ncommit a8f5dab58daca9f01ec3c6f8c85e53329251b05d\r\nAuthor: Eric Snow \u003cericsnowcurrently@gmail.com\u003e\r\nDate:   Mon Oct 2 14:47:41 2023 -0600\r\n\r\n    gh-76785: Module-level Fixes for test.support.interpreters (gh-110236)\r\n    \r\n    * add RecvChannel.close() and SendChannel.close()\r\n    * make RecvChannel and SendChannel shareable\r\n    * expose ChannelEmptyError and ChannelNotEmptyError\r\n\r\n Lib/test/support/interpreters.py  |  30 +++++--\r\n Lib/test/test_interpreters.py     |  16 ++++\r\n Modules/_xxinterpchannelsmodule.c | 185 +++++++++++++++++++++++++++++++++-----\r\n 3 files changed, 206 insertions(+), 25 deletions(-)\r\n```\r\n\r\nExample of build: https://buildbot.python.org/all/#/builders/320/builds/855\r\n\r\ncc @ericsnowcurrently \n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-110318\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/vstinner","@type":"Person","name":"vstinner"},"datePublished":"2023-10-03T16:41:41.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/110300/cpython/issues/110300"}