Update type annotations

1 files changed, 10 insertions, 0 deletions

diff --git a/sphinx/ext/jsmath.py b/sphinx/ext/jsmath.py
index 05d5dc290..b718162d2 100644
--- a/sphinx/ext/jsmath.py
+++ b/sphinx/ext/jsmath.py
@@ -19,13 +19,21 @@ from sphinx.ext.mathbase import setup_math as mathbase_setup
 from sphinx.locale import _
 
 
+if False:
+    # For type annotation
+    from typing import Any, Dict  # NOQA
+    from sphinx.application import Sphinx  # NOQA
+
+
 def html_visit_math(self, node):
+    # type: (nodes.NodeVisitor, nodes.Node) -> None
     self.body.append(self.starttag(node, 'span', '', CLASS='math notranslate'))
     self.body.append(self.encode(node['latex']) + '</span>')
     raise nodes.SkipNode
 
 
 def html_visit_displaymath(self, node):
+    # type: (nodes.NodeVisitor, nodes.Node) -> None
     if node['nowrap']:
         self.body.append(self.starttag(node, 'div', CLASS='math notranslate'))
         self.body.append(self.encode(node['latex']))
@@ -53,6 +61,7 @@ def html_visit_displaymath(self, node):
 
 
 def builder_inited(app):
+    # type: (Sphinx) -> None
     if not app.config.jsmath_path:
         raise ExtensionError('jsmath_path config value must be set for the '
                              'jsmath extension to work')
@@ -60,6 +69,7 @@ def builder_inited(app):
 
 
 def setup(app):
+    # type: (Sphinx) -> Dict[unicode, Any]
     try:
         mathbase_setup(app, (html_visit_math, None), (html_visit_displaymath, None))
     except ExtensionError: