Enable automatic formatting for sphinx/domains/index.py

.ruff.toml

@@ -394,7 +394,6 @@ preview = true
 quote-style = "single"
 exclude = [
     "sphinx/builders/latex/constants.py",
-    "sphinx/domains/index.py",
     "sphinx/domains/javascript.py",
     "sphinx/domains/math.py",
     "sphinx/domains/python/_annotations.py",

sphinx/domains/index.py

@@ -48,14 +48,15 @@ def process_doc(self, env: BuildEnvironment, docname: str, document: Node) -> No
         """Process a document after it is read by the environment."""
         entries = self.entries.setdefault(env.docname, [])
         for node in list(document.findall(addnodes.index)):
+            node_entries = node['entries']
             try:
-                for (entry_type, value, _target_id, _main, _category_key) in node['entries']:
+                for entry_type, value, _target_id, _main, _category_key in node_entries:
                     split_index_msg(entry_type, value)
             except ValueError as exc:
                 logger.warning(str(exc), location=node)
                 node.parent.remove(node)
             else:
-                for entry in node['entries']:
+                for entry in node_entries:
                     entries.append(entry)
 
 
@@ -88,7 +89,9 @@ def run(self) -> list[Node]:
         indexnode['inline'] = False
         self.set_source_info(indexnode)
         for entry in arguments:
-            indexnode['entries'].extend(process_index_entry(entry, targetnode['ids'][0]))
+            indexnode['entries'].extend(
+                process_index_entry(entry, targetnode['ids'][0])
+            )
         return [indexnode, targetnode]