Include trailing / in PEP URL to avoid 301 redirect

Author: hugovk

sphinx/roles.py

@@ -193,9 +193,9 @@ def build_uri(self) -> str:
         base_url = self.inliner.document.settings.pep_base_url
         ret = self.target.split('#', 1)
         if len(ret) == 2:
-            return base_url + 'pep-%04d#%s' % (int(ret[0]), ret[1])
+            return base_url + 'pep-%04d/#%s' % (int(ret[0]), ret[1])
         else:
-            return base_url + 'pep-%04d' % int(ret[0])
+            return base_url + 'pep-%04d/' % int(ret[0])
 
 
 class RFC(ReferenceRole):

tests/test_build_html.py

@@ -212,9 +212,9 @@ def test_html4_output(app, status, warning):
         (".//li/p/code/span[@class='pre']", '^a/$'),
         (".//li/p/code/em/span[@class='pre']", '^varpart$'),
         (".//li/p/code/em/span[@class='pre']", '^i$'),
-        (".//a[@href='https://peps.python.org/pep-0008']"
+        (".//a[@href='https://peps.python.org/pep-0008/']"
          "[@class='pep reference external']/strong", 'PEP 8'),
-        (".//a[@href='https://peps.python.org/pep-0008']"
+        (".//a[@href='https://peps.python.org/pep-0008/']"
          "[@class='pep reference external']/strong",
          'Python Enhancement Proposal #8'),
         (".//a[@href='https://datatracker.ietf.org/doc/html/rfc1.html']"

tests/test_markup.py

@@ -150,23 +150,23 @@ def get(name):
         'verify',
         ':pep:`8`',
         ('<p><span class="target" id="index-0"></span><a class="pep reference external" '
-         'href="https://peps.python.org/pep-0008"><strong>PEP 8</strong></a></p>'),
+         'href="https://peps.python.org/pep-0008/"><strong>PEP 8</strong></a></p>'),
         ('\\sphinxAtStartPar\n'
          '\\index{Python Enhancement Proposals@\\spxentry{Python Enhancement Proposals}'
-         '!PEP 8@\\spxentry{PEP 8}}\\sphinxhref{https://peps.python.org/pep-0008}'
+         '!PEP 8@\\spxentry{PEP 8}}\\sphinxhref{https://peps.python.org/pep-0008/}'
          '{\\sphinxstylestrong{PEP 8}}')
     ),
     (
         # pep role with anchor
         'verify',
         ':pep:`8#id1`',
         ('<p><span class="target" id="index-0"></span><a class="pep reference external" '
-         'href="https://peps.python.org/pep-0008#id1">'
+         'href="https://peps.python.org/pep-0008/#id1">'
          '<strong>PEP 8#id1</strong></a></p>'),
         ('\\sphinxAtStartPar\n'
          '\\index{Python Enhancement Proposals@\\spxentry{Python Enhancement Proposals}'
          '!PEP 8\\#id1@\\spxentry{PEP 8\\#id1}}\\sphinxhref'
-         '{https://peps.python.org/pep-0008\\#id1}'
+         '{https://peps.python.org/pep-0008/\\#id1}'
          '{\\sphinxstylestrong{PEP 8\\#id1}}')
     ),
     (