* main: (38 commits)pythongh-92886: make test_ast pass with -O (assertions off) (pythonGH-98058)pythongh-92886: make test_coroutines pass with -O (assertions off) (pythonGH-98060)pythongh-57179: Add note on symlinks for os.walk (python#94799)pythongh-94808: Fix regex on exotic platforms (python#98036)pythongh-90085: Remove vestigial -t and -c timeit options (python#94941)pythonGH-83901: Improve Signature.bind error message for missing keyword-only params (python#95347)pythongh-61105: Add default param, note on using cookiejar subclass (python#95427)pythongh-96288: Add a sentence to `os.mkdir`'s docstring. (python#96271)pythongh-96073: fix backticks in NEWS entry (pythonGH-98056)pythongh-92886: [clinic.py] raise exception on invalid input instead of assertion (pythonGH-98051)pythongh-97997: Add col_offset field to tokenizer and use that for AST nodes (python#98000)pythonGH-88968: Reject socket that is already used as a transport (python#98010)pythongh-96346: Use double caching for re._compile() (python#96347)pythongh-91708: Revert params note in urllib.parse.urlparse table (python#96699)pythongh-96265: Fix some formatting in faq/design.rst (python#96924)pythongh-73196: Add namespace/scope clarification for inheritance section (python#92840)pythongh-97646: Change `.js` and `.mjs` files mimetype to conform to RFC 9239 (python#97934)pythongh-97923: Always run Ubuntu SSL tests with others in CI (python#97940)pythongh-97956: Mention `generate_global_objects.py` in `AC How-To` (python#97957)pythongh-96959: Update HTTP links which are redirected to HTTPS (python#98039)  ...

* main: (5519 commits)  Minor edits to the Descriptor HowTo Guide (pythonGH-24901)  Fix link to Lifecycle of a Pull Request in CONTRIBUTING (python#98102)pythonGH-94597: deprecate `SafeChildWatcher`, `FastChildWatcher` and `MultiLoopChildWatcher` child watchers  (python#98089)  Auto-cancel old builds when new commit pushed to branch (python#98009)pythongh-95011: Migrate syslog module to Argument Clinic (pythonGH-95012)pythongh-68686: Retire eptag ptag scripts (python#98064)pythongh-97922: Run the GC only on eval breaker (python#97920)  GitHub Workflows security hardening (python#96492)  Add `@ezio-melotti` as codeowner for `.github/`. (python#98079)pythongh-97913 Docs: Add walrus operator to the index (python#97921)  [doc] Fix broken links to C extensions accelerating stdlib modules (python#96914)pythongh-97822: Fix http.server documentation reference to test() function (python#98027)pythongh-91052: Add PyDict_Unwatch for unwatching a dictionary (python#98055)pythonGH-98023: Change default child watcher to PidfdChildWatcher on supported systems (python#98024)pythonGH-94182: Run the PidfdChildWatcher on the running loop (python#94184)pythongh-92886: make test_ast pass with -O (assertions off) (pythonGH-98058)pythongh-92886: make test_coroutines pass with -O (assertions off) (pythonGH-98060)pythongh-57179: Add note on symlinks for os.walk (python#94799)pythongh-94808: Fix regex on exotic platforms (python#98036)pythongh-90085: Remove vestigial -t and -c timeit options (python#94941)  ...

See bpo-28240. The functionality was removed in3d7feb9.The options had been deprecated since Python 3.3