Fix annotations

sphinx/builders/_epub_base.py

@@ -280,7 +280,7 @@ class EpubBuilder(StandaloneHTMLBuilder):
                 if ':' in node_id:
                     target['ids'][i] = self.fix_fragment('', node_id)
 
-            next_node = target.next_node(siblings=True)
+            next_node = target.next_node(siblings=True)  # type: nodes.Node
             if isinstance(next_node, nodes.Element):
                 for i, node_id in enumerate(next_node['ids']):
                     if ':' in node_id:

sphinx/environment/__init__.py

@@ -57,7 +57,7 @@ default_settings = {
     'halt_level': 5,
     'file_insertion_enabled': True,
     'smartquotes_locales': [],
-}
+}  # type: Dict[str, Any]
 
 # This is increased every time an environment attribute is added
 # or changed to properly invalidate pickle files.

sphinx/ext/autodoc/directive.py

@@ -19,7 +19,8 @@ from sphinx.util.nodes import nested_parse_with_titles
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, List, Set, Type  # NOQA
-    from docutils.statemachine import State, StateMachine, StringList  # NOQA
+    from docutils.parsers.rst.state import RSTState  # NOQA
+    from docutils.statemachine import StateMachine, StringList  # NOQA
     from docutils.utils import Reporter  # NOQA
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
@@ -80,7 +81,7 @@ def process_documenter_options(documenter, config, options):
 
 
 def parse_generated_content(state, content, documenter):
-    # type: (State, StringList, Documenter) -> List[nodes.Node]
+    # type: (RSTState, StringList, Documenter) -> List[nodes.Node]
     """Parse a generated content by Documenter."""
     with switch_source_input(state, content):
         if documenter.titles_allowed:

sphinx/writers/latex.py

@@ -2015,8 +2015,9 @@ class LaTeXTranslator(SphinxTranslator):
                 # reference to a label
                 id = uri[1:].replace('#', ':')
             self.body.append(self.hyperlink(id))
-            if len(node) and hasattr(node[0], 'attributes') and \
-               'std-term' in node[0].get('classes', []):
+            if (len(node) and
+                    isinstance(node[0], nodes.Element) and
+                    'std-term' in node[0].get('classes', [])):
                 # don't add a pageref for glossary terms
                 self.context.append('}}}')
                 # mark up as termreference
@@ -2150,7 +2151,9 @@ class LaTeXTranslator(SphinxTranslator):
 
     def visit_thebibliography(self, node):
         # type: (thebibliography) -> None
-        longest_label = max((subnode[0].astext() for subnode in node), key=len)
+        citations = cast(Iterable[nodes.citation], node)
+        labels = (cast(nodes.label, citation[0]) for citation in citations)
+        longest_label = max((label.astext() for label in labels), key=len)
         if len(longest_label) > MAX_CITATION_LABEL_LENGTH:
             # adjust max width of citation labels not to break the layout
             longest_label = longest_label[:MAX_CITATION_LABEL_LENGTH]
@@ -2164,9 +2167,9 @@ class LaTeXTranslator(SphinxTranslator):
 
     def visit_citation(self, node):
         # type: (nodes.citation) -> None
-        label = node[0].astext()
-        self.body.append(u'\\bibitem[%s]{%s:%s}' %
-                         (self.encode(label), node['docname'], node['ids'][0]))
+        label = cast(nodes.label, node[0])
+        self.body.append(u'\\bibitem[%s]{%s:%s}' % (self.encode(label.astext()),
+                                                    node['docname'], node['ids'][0]))
 
     def depart_citation(self, node):
         # type: (nodes.citation) -> None

sphinx/writers/texinfo.py

@@ -308,8 +308,9 @@ class TexinfoTranslator(SphinxTranslator):
         # type: () -> None
         """Collect the menu entries for each "node" section."""
         node_menus = self.node_menus
-        for node in ([self.document] +
-                     self.document.traverse(nodes.section)):
+        targets = [self.document]  # type: List[nodes.Element]
+        targets.extend(self.document.traverse(nodes.section))
+        for node in targets:
             assert 'node_name' in node and node['node_name']
             entries = [s['node_name'] for s in find_subsections(node)]
             node_menus[node['node_name']] = entries