Lint fixups: adjust to within ruff guidelines

tests/test_builders/test_build_html_toctree.py

@@ -50,11 +50,14 @@ def test_numbered_toctree(app):
     app.build(force_all=True)
 
 
-@pytest.mark.parametrize("expect", [
-    # internal references should be same-document; external should not
-    (".//a[@class='reference internal']", _intradocument_hyperlink_check),
-    (".//a[@class='reference external']", r'https?://'),
-])
+@pytest.mark.parametrize(
+    'expect',
+    [
+        # internal references should be same-document; external should not
+        (".//a[@class='reference internal']", _intradocument_hyperlink_check),
+        (".//a[@class='reference external']", r'https?://'),
+    ],
+)
 @pytest.mark.sphinx('singlehtml', testroot='toctree')
 def test_singlehtml_hyperlinks(app, cached_etree_parse, expect):
     app.build()

tests/test_builders/xpath_html_util.py

@@ -9,11 +9,11 @@
 
 def _intradocument_hyperlink_check(nodes: Sequence[Element]) -> None:
     """Confirm that a series of nodes are all HTML hyperlinks to the current page"""
-    assert nodes, "Expected at least one node to check"
+    assert nodes, 'Expected at least one node to check'
     for node in nodes:
-        assert node.tag == 'a', 'Same-document hyperlink check attempted on non-anchor element'
+        assert node.tag == 'a', 'Attempted to check hyperlink on a non-anchor element'
         href = node.attrib.get('href')
         # Allow Sphinx index and table hyperlinks to be non-same-document, as exceptions.
         if href in {'genindex.html', 'py-modindex.html', 'search.html'}:
             continue
-        assert (not href or href.startswith('#')), 'Hyperlink failed same-document check'
+        assert not href or href.startswith('#'), 'Hyperlink failed same-document check'