Nitpick: refactor variable naming to allow single-line assertion

tests/test_extensions/test_ext_intersphinx.py

@@ -314,13 +314,13 @@ def test_missing_reference_stddomain(tmp_path, app):
 
 
 @pytest.mark.parametrize(
-    ('term', 'is_ambiguous'),
+    ('term', 'expected_ambiguity'),
     [
         ('A TERM', False),
         ('B TERM', True),
     ],
 )
-def test_ambiguous_reference_handling(term, is_ambiguous, tmp_path, app, warning):
+def test_ambiguous_reference_handling(term, expected_ambiguity, tmp_path, app, warning):
     inv_file = tmp_path / 'inventory'
     inv_file.write_bytes(INVENTORY_V2_AMBIGUOUS_TERMS)
     set_config(
@@ -338,10 +338,8 @@ def test_ambiguous_reference_handling(term, is_ambiguous, tmp_path, app, warning
     node, contnode = fake_node('std', 'term', term, term)
     missing_reference(app, app.env, node, contnode)
 
-    reported_ambiguous = (
-        f'multiple matches found for std:term:{term}' in warning.getvalue()
-    )
-    assert is_ambiguous is reported_ambiguous
+    ambiguity = f'multiple matches found for std:term:{term}' in warning.getvalue()
+    assert ambiguity is expected_ambiguity
 
 
 @pytest.mark.sphinx('html', testroot='ext-intersphinx-cppdomain')