Fix linkcheck issues (#1437)

* Update linkcheck configuration for unavoidable link issues
* Update the home of the python-checkins webhook
* Fix broken extlink usage (The extlink extension does not handle the `!` prefix.)
* Fix renamed PEP-0 section link
* Update redirected links
* Fix links to labels with spaces
* Remove dead link

Author: zware

conf.py

@@ -67,6 +67,7 @@
     # Login page
     r"https://github.com/python/buildmaster-config/issues/new.*": r"https://github.com/login.*",  # noqa: E501
     r"https://github.com/python/core-workflow/issues/new.*": r"https://github.com/login.*",  # noqa: E501
+    r"https://github.com/orgs/python/teams.*": r"https://github.com/login.*",  # noqa: E501
     # Archive redirect
     r"https://github.com/python/cpython/archive/main.zip": r"https://codeload.github.com/python/cpython/zip/refs/heads/main",  # noqa: E501
     # Blob to tree
@@ -89,6 +90,13 @@
     r'\/.*',
 ]
 
+# Check the link itself, but ignore anchors that are added by JS
+# https://www.sphinx-doc.org/en/master/usage/configuration.html#confval-linkcheck_anchors_ignore_for_url
+linkcheck_anchors_ignore_for_url = [
+    # GitHub
+    r'https://github.com/.*',
+]
+
 linkcheck_ignore = [
     # The voters repo is private and appears as a 404
     'https://github.com/python/voters',
@@ -98,17 +106,14 @@
     'https://discuss.python.org/groups/staff',
     'https://discuss.python.org/groups/moderators',
     'https://discuss.python.org/groups/admins',
-    # The crawler gets "Anchor not found" for GitHub anchors
-    r'https://github.com.+?#L\d+',
-    r'https://github.com/cli/cli#installation',
-    r'https://github.com/github/renaming#renaming-existing-branches',
-    r'https://github.com/python/bedevere/#pr-state-machine',
     # "Anchor not found":
     r'https://packaging.python.org/.*#',
     # "-rate limited-", causing a timeout
     r'https://stackoverflow.com/.*',
     # Discord doesn't allow robot crawlers: "403 Client Error: Forbidden"
-    'https://support.discord.com/hc/en-us/articles/219070107-Server-Nicknames',
+    r'https://support.discord.com/hc/en-us/articles/219070107-Server-Nicknames',
+    # Patreon also gives 403 to the GHA linkcheck runner
+    r'https://www.patreon.com/.*',
 ]
 
 rediraffe_redirects = {

core-developers/motivations.rst

@@ -261,7 +261,7 @@ participating in the CPython core development process:
 
 .. topic:: Carol Willing (United States)
 
-   * Noteable: `<https://noteable.io/about-us/>`__ (VP Engineering)
+   * Noteable (VP Engineering)
    * Personal site: `Willing Consulting <https://www.willingconsulting.com/>`_
    * `Extended bio <https://www.willingconsulting.com/about/>`__
    * Project Jupyter (Software Council, Core Team for JupyterHub/Binder)

developer-workflow/communication-channels.rst

@@ -263,7 +263,7 @@ Other core workflow tools are:
 * `blurb_it`_
 * `miss-islington`_
 * `cla-bot`_
-* `cpython-emailer-webhook`_
+* `webhook-mailer`_
 
 Python `Performance Benchmark`_ project is intended to be an authoritative
 source of benchmarks for all Python implementations.
@@ -274,5 +274,5 @@ source of benchmarks for all Python implementations.
 .. _blurb_it: https://github.com/python/blurb_it
 .. _miss-islington: https://github.com/python/miss-islington
 .. _cla-bot: https://github.com/ambv/cla-bot
-.. _cpython-emailer-webhook: https://github.com/berkerpeksag/cpython-emailer-webhook
+.. _webhook-mailer: https://github.com/python/webhook-mailer
 .. _Performance Benchmark: https://github.com/python/pyperformance

developer-workflow/extension-modules.rst

@@ -75,7 +75,7 @@ with the following :func:`!foo.greet` function:
 
 Instead of using the Python implementation of :func:`!foo.greet`, we want to
 use its corresponding C extension implementation exposed in the :mod:`!_foo`
-module. Ideally, we want to modify :cpy-file:`!Lib/foo.py` as follows:
+module. Ideally, we want to modify ``Lib/foo.py`` as follows:
 
 .. code-block:: python
    :caption: Lib/foo.py

developer-workflow/lang-changes.rst

@@ -45,7 +45,7 @@ The `Ideas Discourse category`_
 is specifically intended for discussion of new features and language changes.
 Please don't be disappointed if your idea isn't met with universal approval:
 as the :pep:`long list of Withdrawn and Rejected PEPs
-<0#abandoned-withdrawn-and-rejected-peps>`
+<0#rejected-superseded-and-withdrawn-peps>`
 in the :pep:`PEP Index <0>` attests,
 and as befits a reasonably mature programming language,
 getting significant changes into Python isn't a simple task.

getting-started/git-boot-camp.rst

@@ -341,7 +341,7 @@ example, backports to other branches), so this features is only useful if
 you know for sure that a single PR is enough to address and close the issue.
 
 .. _bedevere: https://github.com/python/bedevere
-.. _special keywords: https://docs.github.com/en/issues/tracking-your-work-with-issues/linking-a-pull-request-to-an-issue#linking-a-pull-request-to-an-issue-using-a-keyword
+.. _special keywords: https://docs.github.com/en/issues/tracking-your-work-with-issues/using-issues/linking-a-pull-request-to-an-issue#linking-a-pull-request-to-an-issue-using-a-keyword
 
 Updating your CPython fork
 --------------------------

getting-started/setup-building.rst

@@ -47,7 +47,7 @@ itself. Git is easily available for all common operating systems.
   or the `Git project instructions <https://git-scm.com>`_ for step-by-step
   installation directions. You may also want to consider a graphical client
   such as `TortoiseGit <https://tortoisegit.org/>`_ or
-  `GitHub Desktop <https://desktop.github.com/>`_.
+  `GitHub Desktop <https://github.com/apps/desktop>`_.
 
 - **Configure**
 

triage/issue-tracker.rst

@@ -159,6 +159,6 @@ reason either as ``complete`` or ``not planned``.
 .. _Python Discourse: https://discuss.python.org/
 .. _autolinks: https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/autolinked-references-and-urls
 .. _checklists: https://docs.github.com/en/get-started/writing-on-github/working-with-advanced-formatting/about-task-lists
-.. _duplicates: https://docs.github.com/en/issues/tracking-your-work-with-issues/marking-issues-or-pull-requests-as-a-duplicate
+.. _duplicates: https://docs.github.com/en/issues/tracking-your-work-with-issues/administering-issues/marking-issues-or-pull-requests-as-a-duplicate
 .. _Core Development Discourse category: https://discuss.python.org/c/core-dev/23
 .. _old bug tracker: https://bugs.python.org/

triage/labels.rst

@@ -147,9 +147,10 @@ to trigger specific bot behaviors.
   by these labels.
   See also :ref:`the status of the Python branches <branchstatus>` for a list
   of branches and the type of PRs that can be backported to them.
-* :gh-label:`skip issue`: for trivial changes (such as typo fixes, comment
+* :gh-label:`skip issue <skip%20issue>`: for trivial changes (such as
+  typo fixes, comment
   changes, and section rephrases) that don't require a corresponding issue.
-* :gh-label:`skip news`: for PRs that don't need a NEWS entry.
+* :gh-label:`skip news <skip%20news>`: for PRs that don't need a NEWS entry.
   The :ref:`news-entry` section covers in details in which cases the NEWS entry
   can be skipped.
 * :gh-label:`test-with-buildbots`: used to test the latest commit with