diff --git a/sphinx/addnodes.py b/sphinx/addnodes.py
index 1b1bf2d88d..1a24057bc0 100644
--- a/sphinx/addnodes.py
+++ b/sphinx/addnodes.py
@@ -18,6 +18,7 @@ from sphinx.deprecation import RemovedInSphinx30Warning
 if False:
     # For type annotation
     from typing import List, Sequence  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class translatable:
diff --git a/sphinx/application.py b/sphinx/application.py
index c60f12e96f..685aff1cb5 100644
--- a/sphinx/application.py
+++ b/sphinx/application.py
@@ -60,7 +60,7 @@ if False:
     from sphinx.extension import Extension  # NOQA
     from sphinx.roles import XRefRole  # NOQA
     from sphinx.theming import Theme  # NOQA
-    from sphinx.util.typing import RoleFunction, TitleGetter  # NOQA
+    from sphinx.util.typing import RoleFunction, TitleGetter, unicode  # NOQA
 
 builtin_extensions = (
     'sphinx.builders.applehelp',
diff --git a/sphinx/builders/__init__.py b/sphinx/builders/__init__.py
index 7f12e45643..16ec3e50d4 100644
--- a/sphinx/builders/__init__.py
+++ b/sphinx/builders/__init__.py
@@ -47,6 +47,7 @@ if False:
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.util.i18n import CatalogInfo  # NOQA
     from sphinx.util.tags import Tags  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/_epub_base.py b/sphinx/builders/_epub_base.py
index eaab43fdab..300ce602e0 100644
--- a/sphinx/builders/_epub_base.py
+++ b/sphinx/builders/_epub_base.py
@@ -39,6 +39,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/applehelp.py b/sphinx/builders/applehelp.py
index b29ce3d950..309053d568 100644
--- a/sphinx/builders/applehelp.py
+++ b/sphinx/builders/applehelp.py
@@ -31,6 +31,7 @@ if False:
     # For type annotation
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/changes.py b/sphinx/builders/changes.py
index 888a011dad..cf68e5dfa9 100644
--- a/sphinx/builders/changes.py
+++ b/sphinx/builders/changes.py
@@ -27,6 +27,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/devhelp.py b/sphinx/builders/devhelp.py
index f81154984d..d6acefb6d1 100644
--- a/sphinx/builders/devhelp.py
+++ b/sphinx/builders/devhelp.py
@@ -36,6 +36,7 @@ if False:
     # For type annotation
     from typing import Dict, List  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/dummy.py b/sphinx/builders/dummy.py
index 805924290e..9ab1ad1553 100644
--- a/sphinx/builders/dummy.py
+++ b/sphinx/builders/dummy.py
@@ -18,6 +18,7 @@ if False:
     from typing import Any, Dict, Set  # NOQA
     from docutils import nodes  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class DummyBuilder(Builder):
diff --git a/sphinx/builders/epub3.py b/sphinx/builders/epub3.py
index 8e3028bf55..3e4785044d 100644
--- a/sphinx/builders/epub3.py
+++ b/sphinx/builders/epub3.py
@@ -28,6 +28,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/builders/gettext.py b/sphinx/builders/gettext.py
index 55da817af6..0f7d51d0da 100644
--- a/sphinx/builders/gettext.py
+++ b/sphinx/builders/gettext.py
@@ -35,8 +35,9 @@ if False:
     # For type annotation
     from typing import Any, DefaultDict, Dict, Iterable, List, Set, Tuple  # NOQA
     from docutils import nodes  # NOQA
-    from sphinx.util.i18n import CatalogInfo  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.i18n import CatalogInfo  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/html.py b/sphinx/builders/html.py
index 2a0170473f..f045ef068e 100644
--- a/sphinx/builders/html.py
+++ b/sphinx/builders/html.py
@@ -60,6 +60,7 @@ if False:
     from sphinx.config import Config  # NOQA
     from sphinx.domains import Domain, Index, IndexEntry  # NOQA
     from sphinx.util.tags import Tags  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 # Experimental HTML5 Writer
 if is_html5_writer_available():
@@ -675,7 +676,7 @@ class StandaloneHTMLBuilder(Builder):
         doctree.settings = self.docsettings
 
         self.secnumbers = self.env.toc_secnumbers.get(docname, {})
-        self.fignumbers = self.env.toc_fignumbers.get(docname, {})  # type: Dict[unicode, Dict[unicode, Tuple[int, ...]]]  # NOQA
+        self.fignumbers = self.env.toc_fignumbers.get(docname, {})
         self.imgpath = relative_uri(self.get_target_uri(docname), '_images')
         self.dlpath = relative_uri(self.get_target_uri(docname), '_downloads')  # type: unicode
         self.current_docname = docname
diff --git a/sphinx/builders/htmlhelp.py b/sphinx/builders/htmlhelp.py
index 252e5050de..ce8a8956ff 100644
--- a/sphinx/builders/htmlhelp.py
+++ b/sphinx/builders/htmlhelp.py
@@ -29,6 +29,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, IO, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/latex/__init__.py b/sphinx/builders/latex/__init__.py
index c4335885f7..817eab1d78 100644
--- a/sphinx/builders/latex/__init__.py
+++ b/sphinx/builders/latex/__init__.py
@@ -45,6 +45,7 @@ if False:
     from typing import Any, Dict, Iterable, List, Tuple, Union  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 XINDY_LANG_OPTIONS = {
diff --git a/sphinx/builders/latex/transforms.py b/sphinx/builders/latex/transforms.py
index c95886e7ec..5a46c17f2c 100644
--- a/sphinx/builders/latex/transforms.py
+++ b/sphinx/builders/latex/transforms.py
@@ -21,6 +21,7 @@ from sphinx.util.nodes import NodeMatcher
 if False:
     # For type annotation
     from typing import Any, Dict, List, Set, Tuple, Union  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 URI_SCHEMES = ('mailto:', 'http:', 'https:', 'ftp:')
 
diff --git a/sphinx/builders/linkcheck.py b/sphinx/builders/linkcheck.py
index 870190fb72..13d2f3f44b 100644
--- a/sphinx/builders/linkcheck.py
+++ b/sphinx/builders/linkcheck.py
@@ -33,6 +33,7 @@ if False:
     from typing import Any, Dict, List, Set, Tuple, Union  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.util.requests.requests import Response  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/manpage.py b/sphinx/builders/manpage.py
index a7bbe782d2..3982c902ed 100644
--- a/sphinx/builders/manpage.py
+++ b/sphinx/builders/manpage.py
@@ -28,6 +28,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List, Set, Union  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/qthelp.py b/sphinx/builders/qthelp.py
index 679372cd57..941be76c99 100644
--- a/sphinx/builders/qthelp.py
+++ b/sphinx/builders/qthelp.py
@@ -31,6 +31,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/texinfo.py b/sphinx/builders/texinfo.py
index 5a2956b515..f15e0d1ce7 100644
--- a/sphinx/builders/texinfo.py
+++ b/sphinx/builders/texinfo.py
@@ -35,6 +35,7 @@ if False:
     # For type annotation
     from sphinx.application import Sphinx  # NOQA
     from typing import Any, Dict, Iterable, List, Tuple, Union  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/builders/text.py b/sphinx/builders/text.py
index a43332971a..cad379cf43 100644
--- a/sphinx/builders/text.py
+++ b/sphinx/builders/text.py
@@ -24,6 +24,7 @@ if False:
     from typing import Any, Dict, Iterator, Set, Tuple  # NOQA
     from docutils import nodes  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/builders/websupport.py b/sphinx/builders/websupport.py
index 1fe9e20014..077c1bdc27 100644
--- a/sphinx/builders/websupport.py
+++ b/sphinx/builders/websupport.py
@@ -13,6 +13,7 @@ if False:
     # For type annotation
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def setup(app):
diff --git a/sphinx/builders/xml.py b/sphinx/builders/xml.py
index 03aefe0063..4bc0d27e20 100644
--- a/sphinx/builders/xml.py
+++ b/sphinx/builders/xml.py
@@ -25,6 +25,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, Iterator, Set  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/cmd/make_mode.py b/sphinx/cmd/make_mode.py
index 447b2ed010..27c4165ab9 100644
--- a/sphinx/cmd/make_mode.py
+++ b/sphinx/cmd/make_mode.py
@@ -29,6 +29,7 @@ from sphinx.util.osutil import cd, rmtree
 if False:
     # For type annotation
     from typing import List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 BUILDERS = [
diff --git a/sphinx/cmd/quickstart.py b/sphinx/cmd/quickstart.py
index 6d2211720b..b7e67ec8eb 100644
--- a/sphinx/cmd/quickstart.py
+++ b/sphinx/cmd/quickstart.py
@@ -51,6 +51,7 @@ from sphinx.util.template import SphinxRenderer
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, List, Pattern, Union  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 TERM_ENCODING = getattr(sys.stdin, 'encoding', None)
 
diff --git a/sphinx/config.py b/sphinx/config.py
index 5948becf4e..7225929052 100644
--- a/sphinx/config.py
+++ b/sphinx/config.py
@@ -33,6 +33,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.util.tags import Tags  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/deprecation.py b/sphinx/deprecation.py
index d5827ddc00..ebf053e7bb 100644
--- a/sphinx/deprecation.py
+++ b/sphinx/deprecation.py
@@ -15,6 +15,7 @@ if False:
     # For type annotation
     # note: Don't use typing.TYPE_CHECK here (for py27 and py34).
     from typing import Any, Dict, Type  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class RemovedInSphinx30Warning(PendingDeprecationWarning):
diff --git a/sphinx/directives/__init__.py b/sphinx/directives/__init__.py
index 1898a1c0ca..c54c6ed4d9 100644
--- a/sphinx/directives/__init__.py
+++ b/sphinx/directives/__init__.py
@@ -36,6 +36,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 # RE to strip backslash escapes
diff --git a/sphinx/directives/code.py b/sphinx/directives/code.py
index e9f178b5e0..1d12165d3c 100644
--- a/sphinx/directives/code.py
+++ b/sphinx/directives/code.py
@@ -29,6 +29,7 @@ if False:
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/directives/other.py b/sphinx/directives/other.py
index 2c9d8ea1d0..8045770844 100644
--- a/sphinx/directives/other.py
+++ b/sphinx/directives/other.py
@@ -28,6 +28,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, Generator, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 glob_re = re.compile(r'.*[*?\[].*')
diff --git a/sphinx/directives/patches.py b/sphinx/directives/patches.py
index 1c90d53138..2ae2b401b5 100644
--- a/sphinx/directives/patches.py
+++ b/sphinx/directives/patches.py
@@ -20,6 +20,7 @@ if False:
     # For type annotation
     from typing import Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class Figure(images.Figure):
diff --git a/sphinx/domains/__init__.py b/sphinx/domains/__init__.py
index 6189a1b400..5704b56de4 100644
--- a/sphinx/domains/__init__.py
+++ b/sphinx/domains/__init__.py
@@ -25,7 +25,7 @@ if False:
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.roles import XRefRole  # NOQA
-    from sphinx.util.typing import RoleFunction  # NOQA
+    from sphinx.util.typing import RoleFunction, unicode  # NOQA
 
 
 class ObjType:
diff --git a/sphinx/domains/c.py b/sphinx/domains/c.py
index e4a71c8a7d..a7e91da1f1 100644
--- a/sphinx/domains/c.py
+++ b/sphinx/domains/c.py
@@ -28,6 +28,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 # RE to split at word boundaries
diff --git a/sphinx/domains/changeset.py b/sphinx/domains/changeset.py
index b51d0b3656..be974e6358 100644
--- a/sphinx/domains/changeset.py
+++ b/sphinx/domains/changeset.py
@@ -27,6 +27,7 @@ if False:
     from typing import Any, Dict, List  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 versionlabels = {
diff --git a/sphinx/domains/cpp.py b/sphinx/domains/cpp.py
index a821b25e4f..fef62c2bd0 100644
--- a/sphinx/domains/cpp.py
+++ b/sphinx/domains/cpp.py
@@ -36,6 +36,7 @@ if False:
     from sphinx.builders import Builder  # NOQA
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/domains/javascript.py b/sphinx/domains/javascript.py
index 04c1ea2631..a552c8f04d 100644
--- a/sphinx/domains/javascript.py
+++ b/sphinx/domains/javascript.py
@@ -29,6 +29,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class JSObject(ObjectDescription):
diff --git a/sphinx/domains/math.py b/sphinx/domains/math.py
index 664082abe7..7a1348ed1b 100644
--- a/sphinx/domains/math.py
+++ b/sphinx/domains/math.py
@@ -26,6 +26,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/domains/python.py b/sphinx/domains/python.py
index 4300f91826..8320f83de6 100644
--- a/sphinx/domains/python.py
+++ b/sphinx/domains/python.py
@@ -31,6 +31,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/domains/rst.py b/sphinx/domains/rst.py
index d42c5026aa..344ca6bcd4 100644
--- a/sphinx/domains/rst.py
+++ b/sphinx/domains/rst.py
@@ -25,6 +25,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 dir_sig_re = re.compile(r'\.\. (.+?)::(.*)$')
diff --git a/sphinx/domains/std.py b/sphinx/domains/std.py
index 4eb289cc66..55e03c87a4 100644
--- a/sphinx/domains/std.py
+++ b/sphinx/domains/std.py
@@ -36,7 +36,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
-    from sphinx.util.typing import RoleFunction  # NOQA
+    from sphinx.util.typing import RoleFunction, unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/environment/__init__.py b/sphinx/environment/__init__.py
index ba137e30d8..440160d36f 100644
--- a/sphinx/environment/__init__.py
+++ b/sphinx/environment/__init__.py
@@ -40,6 +40,7 @@ if False:
     from sphinx.config import Config  # NOQA
     from sphinx.domains import Domain  # NOQA
     from sphinx.project import Project  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/environment/adapters/asset.py b/sphinx/environment/adapters/asset.py
index fa1141f651..d1e7ab9950 100644
--- a/sphinx/environment/adapters/asset.py
+++ b/sphinx/environment/adapters/asset.py
@@ -12,6 +12,7 @@
 if False:
     # For type annotation
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class ImageAdapter:
diff --git a/sphinx/environment/adapters/indexentries.py b/sphinx/environment/adapters/indexentries.py
index d39fb057d0..5235ef7067 100644
--- a/sphinx/environment/adapters/indexentries.py
+++ b/sphinx/environment/adapters/indexentries.py
@@ -23,6 +23,7 @@ if False:
     from typing import Any, Dict, Pattern, List, Tuple  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/environment/adapters/toctree.py b/sphinx/environment/adapters/toctree.py
index 4b051eb0a4..18d95732d0 100644
--- a/sphinx/environment/adapters/toctree.py
+++ b/sphinx/environment/adapters/toctree.py
@@ -22,6 +22,7 @@ if False:
     from typing import Any, Dict, List  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/environment/collectors/__init__.py b/sphinx/environment/collectors/__init__.py
index 30e1e9480d..6f0e065fc2 100644
--- a/sphinx/environment/collectors/__init__.py
+++ b/sphinx/environment/collectors/__init__.py
@@ -15,6 +15,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.sphinx import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class EnvironmentCollector:
diff --git a/sphinx/environment/collectors/asset.py b/sphinx/environment/collectors/asset.py
index d41931ed37..22d2af532f 100644
--- a/sphinx/environment/collectors/asset.py
+++ b/sphinx/environment/collectors/asset.py
@@ -29,6 +29,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.sphinx import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/environment/collectors/dependencies.py b/sphinx/environment/collectors/dependencies.py
index 761a51e385..018ec0b0f5 100644
--- a/sphinx/environment/collectors/dependencies.py
+++ b/sphinx/environment/collectors/dependencies.py
@@ -23,6 +23,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.sphinx import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class DependenciesCollector(EnvironmentCollector):
diff --git a/sphinx/environment/collectors/indexentries.py b/sphinx/environment/collectors/indexentries.py
index 2a5abcc8eb..ef3de3a5d2 100644
--- a/sphinx/environment/collectors/indexentries.py
+++ b/sphinx/environment/collectors/indexentries.py
@@ -21,6 +21,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.applicatin import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/environment/collectors/metadata.py b/sphinx/environment/collectors/metadata.py
index 7d54d2fe69..446e22751f 100644
--- a/sphinx/environment/collectors/metadata.py
+++ b/sphinx/environment/collectors/metadata.py
@@ -19,6 +19,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.sphinx import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class MetadataCollector(EnvironmentCollector):
diff --git a/sphinx/environment/collectors/title.py b/sphinx/environment/collectors/title.py
index eb23b975f8..c786f04921 100644
--- a/sphinx/environment/collectors/title.py
+++ b/sphinx/environment/collectors/title.py
@@ -20,6 +20,7 @@ if False:
     from docutils import nodes  # NOQA
     from sphinx.sphinx import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class TitleCollector(EnvironmentCollector):
diff --git a/sphinx/environment/collectors/toctree.py b/sphinx/environment/collectors/toctree.py
index 462997164e..5c2ef483c6 100644
--- a/sphinx/environment/collectors/toctree.py
+++ b/sphinx/environment/collectors/toctree.py
@@ -24,6 +24,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/errors.py b/sphinx/errors.py
index 43b63ea052..dead3f1c83 100644
--- a/sphinx/errors.py
+++ b/sphinx/errors.py
@@ -13,6 +13,7 @@
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class SphinxError(Exception):
diff --git a/sphinx/events.py b/sphinx/events.py
index 0b76d6c9e5..fca304773d 100644
--- a/sphinx/events.py
+++ b/sphinx/events.py
@@ -20,6 +20,7 @@ from sphinx.locale import __
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 # List of all known core events. Maps name to arguments description.
diff --git a/sphinx/ext/apidoc.py b/sphinx/ext/apidoc.py
index 7c407e9336..85a41e6500 100644
--- a/sphinx/ext/apidoc.py
+++ b/sphinx/ext/apidoc.py
@@ -35,6 +35,7 @@ from sphinx.util.osutil import FileAvoidWrite, ensuredir
 if False:
     # For type annotation
     from typing import Any, List, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 # automodule options
 if 'SPHINX_APIDOC_OPTIONS' in os.environ:
diff --git a/sphinx/ext/autodoc/__init__.py b/sphinx/ext/autodoc/__init__.py
index 2fd388c8f5..607c716124 100644
--- a/sphinx/ext/autodoc/__init__.py
+++ b/sphinx/ext/autodoc/__init__.py
@@ -43,6 +43,7 @@ if False:
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.ext.autodoc.directive import DocumenterBridge  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/autodoc/directive.py b/sphinx/ext/autodoc/directive.py
index cf1f2f47f4..303e9ab542 100644
--- a/sphinx/ext/autodoc/directive.py
+++ b/sphinx/ext/autodoc/directive.py
@@ -24,6 +24,7 @@ if False:
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.ext.autodoc import Documenter  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/autodoc/importer.py b/sphinx/ext/autodoc/importer.py
index 45bab042bd..47f2df9155 100644
--- a/sphinx/ext/autodoc/importer.py
+++ b/sphinx/ext/autodoc/importer.py
@@ -22,6 +22,7 @@ from sphinx.util.inspect import isenumclass, safe_getattr
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, Generator, Iterator, List, Optional, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/autosectionlabel.py b/sphinx/ext/autosectionlabel.py
index 5713828a42..459817a4ce 100644
--- a/sphinx/ext/autosectionlabel.py
+++ b/sphinx/ext/autosectionlabel.py
@@ -27,6 +27,7 @@ if False:
     # For type annotation
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def register_sections_as_label(app, document):
diff --git a/sphinx/ext/autosummary/__init__.py b/sphinx/ext/autosummary/__init__.py
index f49725f392..adcf4e5b29 100644
--- a/sphinx/ext/autosummary/__init__.py
+++ b/sphinx/ext/autosummary/__init__.py
@@ -87,6 +87,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.ext.autodoc import Documenter  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/autosummary/generate.py b/sphinx/ext/autosummary/generate.py
index 20a06aeb42..66fc04d058 100644
--- a/sphinx/ext/autosummary/generate.py
+++ b/sphinx/ext/autosummary/generate.py
@@ -48,6 +48,7 @@ if False:
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.ext.autodoc import Documenter  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class DummyApplication:
diff --git a/sphinx/ext/coverage.py b/sphinx/ext/coverage.py
index 76b721adfb..3045c8c87a 100644
--- a/sphinx/ext/coverage.py
+++ b/sphinx/ext/coverage.py
@@ -26,6 +26,7 @@ if False:
     # For type annotation
     from typing import Any, Callable, Dict, IO, List, Pattern, Set, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/doctest.py b/sphinx/ext/doctest.py
index 0f706ae874..f74e9e32eb 100644
--- a/sphinx/ext/doctest.py
+++ b/sphinx/ext/doctest.py
@@ -38,6 +38,7 @@ if False:
     # For type annotation
     from typing import Any, Callable, Dict, IO, Iterable, List, Optional, Sequence, Set, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/extlinks.py b/sphinx/ext/extlinks.py
index 106748dbb5..ea1c32f3c6 100644
--- a/sphinx/ext/extlinks.py
+++ b/sphinx/ext/extlinks.py
@@ -35,6 +35,7 @@ if False:
     from docutils.parsers.rst.states import Inliner  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.util.typing import RoleFunction  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def make_link_role(base_url, prefix):
diff --git a/sphinx/ext/githubpages.py b/sphinx/ext/githubpages.py
index bd7061fb73..f11846e081 100644
--- a/sphinx/ext/githubpages.py
+++ b/sphinx/ext/githubpages.py
@@ -18,6 +18,7 @@ if False:
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def create_nojekyll(app, env):
diff --git a/sphinx/ext/graphviz.py b/sphinx/ext/graphviz.py
index ae10b2c25b..732e87cee8 100644
--- a/sphinx/ext/graphviz.py
+++ b/sphinx/ext/graphviz.py
@@ -35,6 +35,7 @@ if False:
     from docutils.parsers.rst import Directive  # NOQA
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/ifconfig.py b/sphinx/ext/ifconfig.py
index f22a37e923..a66023107d 100644
--- a/sphinx/ext/ifconfig.py
+++ b/sphinx/ext/ifconfig.py
@@ -30,6 +30,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class ifconfig(nodes.Element):
diff --git a/sphinx/ext/imgconverter.py b/sphinx/ext/imgconverter.py
index fe086b1fe8..b651e6b69c 100644
--- a/sphinx/ext/imgconverter.py
+++ b/sphinx/ext/imgconverter.py
@@ -21,6 +21,7 @@ if False:
     # For type annotation
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/ext/imgmath.py b/sphinx/ext/imgmath.py
index 14db7e739c..87e84f36fe 100644
--- a/sphinx/ext/imgmath.py
+++ b/sphinx/ext/imgmath.py
@@ -36,6 +36,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/inheritance_diagram.py b/sphinx/ext/inheritance_diagram.py
index 12cdbff5b2..81a90aabe1 100644
--- a/sphinx/ext/inheritance_diagram.py
+++ b/sphinx/ext/inheritance_diagram.py
@@ -55,6 +55,7 @@ if False:
     from typing import Any, Dict, List, Tuple, Dict, Optional  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 module_sig_re = re.compile(r'''^(?:([\w.]*)\.)?  # module names
diff --git a/sphinx/ext/intersphinx.py b/sphinx/ext/intersphinx.py
index e144adf84d..804124897e 100644
--- a/sphinx/ext/intersphinx.py
+++ b/sphinx/ext/intersphinx.py
@@ -49,6 +49,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
     Inventory = Dict[text_type, Dict[text_type, Tuple[text_type, text_type, text_type, text_type]]]  # NOQA
 
diff --git a/sphinx/ext/jsmath.py b/sphinx/ext/jsmath.py
index e033518005..0df5d44137 100644
--- a/sphinx/ext/jsmath.py
+++ b/sphinx/ext/jsmath.py
@@ -23,6 +23,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.writers.html import HTMLTranslator  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def html_visit_math(self, node):
diff --git a/sphinx/ext/linkcode.py b/sphinx/ext/linkcode.py
index 6e16a1ac5e..6ac37f7fe1 100644
--- a/sphinx/ext/linkcode.py
+++ b/sphinx/ext/linkcode.py
@@ -20,6 +20,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, Set  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class LinkcodeError(SphinxError):
diff --git a/sphinx/ext/mathbase.py b/sphinx/ext/mathbase.py
index 076edaf371..185e359560 100644
--- a/sphinx/ext/mathbase.py
+++ b/sphinx/ext/mathbase.py
@@ -26,6 +26,7 @@ if False:
     from typing import Any, Callable, List, Tuple  # NOQA
     from docutils.writers.html4css1 import Writer  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class MathDirective(MathDirectiveBase):
diff --git a/sphinx/ext/mathjax.py b/sphinx/ext/mathjax.py
index 3786c81071..e8c0d4b44b 100644
--- a/sphinx/ext/mathjax.py
+++ b/sphinx/ext/mathjax.py
@@ -26,6 +26,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.writers.html import HTMLTranslator  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def html_visit_math(self, node):
diff --git a/sphinx/ext/napoleon/__init__.py b/sphinx/ext/napoleon/__init__.py
index 00b78e8599..cbe02b0152 100644
--- a/sphinx/ext/napoleon/__init__.py
+++ b/sphinx/ext/napoleon/__init__.py
@@ -16,6 +16,7 @@ from sphinx.ext.napoleon.docstring import GoogleDocstring, NumpyDocstring
 if False:
     # For type annotation
     from typing import Any, Dict, List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class Config:
diff --git a/sphinx/ext/napoleon/docstring.py b/sphinx/ext/napoleon/docstring.py
index 9841f54629..6a4778b527 100644
--- a/sphinx/ext/napoleon/docstring.py
+++ b/sphinx/ext/napoleon/docstring.py
@@ -25,6 +25,7 @@ if False:
     from typing import Any, Dict, List, Tuple, Type, Union  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config as SphinxConfig  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 _directive_regex = re.compile(r'\.\. \S+::')
diff --git a/sphinx/ext/todo.py b/sphinx/ext/todo.py
index d7413ac61f..7585b0f2bc 100644
--- a/sphinx/ext/todo.py
+++ b/sphinx/ext/todo.py
@@ -29,6 +29,7 @@ if False:
     from typing import Any, Dict, Iterable, List  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/ext/viewcode.py b/sphinx/ext/viewcode.py
index e3d21e3616..927a807c6f 100644
--- a/sphinx/ext/viewcode.py
+++ b/sphinx/ext/viewcode.py
@@ -29,6 +29,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/extension.py b/sphinx/extension.py
index 4282d5f07a..c6f1d044f1 100644
--- a/sphinx/extension.py
+++ b/sphinx/extension.py
@@ -18,6 +18,7 @@ if False:
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/highlighting.py b/sphinx/highlighting.py
index 8bd12c9912..27a2c9babb 100644
--- a/sphinx/highlighting.py
+++ b/sphinx/highlighting.py
@@ -34,6 +34,7 @@ if False:
     # For type annotation
     from typing import Any, Dict  # NOQA
     from pygments.formatter import Formatter  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/io.py b/sphinx/io.py
index de6432983c..28fb724bc2 100644
--- a/sphinx/io.py
+++ b/sphinx/io.py
@@ -49,6 +49,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 docinfo_re = re.compile(':\\w+:.*?')
 
diff --git a/sphinx/jinja2glue.py b/sphinx/jinja2glue.py
index 739437a16d..b6826f3dbf 100644
--- a/sphinx/jinja2glue.py
+++ b/sphinx/jinja2glue.py
@@ -28,6 +28,7 @@ if False:
     from jinja2.environment import Environment  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.theming import Theme  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def _tobool(val):
diff --git a/sphinx/locale/__init__.py b/sphinx/locale/__init__.py
index 34aafffe6b..2ee353d766 100644
--- a/sphinx/locale/__init__.py
+++ b/sphinx/locale/__init__.py
@@ -23,6 +23,7 @@ from sphinx.deprecation import RemovedInSphinx30Warning
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, Iterator, List, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class _TranslationProxy(UserString):
diff --git a/sphinx/parsers.py b/sphinx/parsers.py
index 9b1fef7027..510d20bcc5 100644
--- a/sphinx/parsers.py
+++ b/sphinx/parsers.py
@@ -21,6 +21,7 @@ if False:
     from docutils import nodes  # NOQA
     from docutils.transforms import Transform  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class Parser(docutils.parsers.Parser):
diff --git a/sphinx/project.py b/sphinx/project.py
index 82ea54ef38..b0277723f6 100644
--- a/sphinx/project.py
+++ b/sphinx/project.py
@@ -20,6 +20,7 @@ from sphinx.util.osutil import SEP, relpath
 
 if TYPE_CHECKING:
     from typing import Dict, List, Set  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 EXCLUDE_PATHS = ['**/_sources', '.#*', '**/.#*', '*.lproj/**']  # type: List[unicode]
diff --git a/sphinx/pycode/__init__.py b/sphinx/pycode/__init__.py
index 3bd49a3058..fe6b5f7e18 100644
--- a/sphinx/pycode/__init__.py
+++ b/sphinx/pycode/__init__.py
@@ -23,6 +23,7 @@ from sphinx.util import get_module_source, detect_encoding
 if False:
     # For type annotation
     from typing import Any, Dict, IO, List, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class ModuleAnalyzer:
diff --git a/sphinx/pycode/parser.py b/sphinx/pycode/parser.py
index e1aa1f5041..9b26650825 100644
--- a/sphinx/pycode/parser.py
+++ b/sphinx/pycode/parser.py
@@ -22,6 +22,7 @@ from six import text_type
 if False:
     # For type annotation
     from typing import Any, Dict, IO, List, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 comment_re = re.compile(u'^\\s*#: ?(.*)\r?\n?$')
 indent_re = re.compile(u'^\\s*$')
@@ -143,7 +144,7 @@ class TokenProcessor:
         # type: (List[unicode]) -> None
         lines = iter(buffers)
         self.buffers = buffers
-        self.tokens = tokenize.generate_tokens(lambda: next(lines))  # type: ignore  # NOQA
+        self.tokens = tokenize.generate_tokens(lambda: next(lines))  # type: ignore
         self.current = None     # type: Token
         self.previous = None    # type: Token
 
diff --git a/sphinx/registry.py b/sphinx/registry.py
index 1ffece84cb..249b6ea524 100644
--- a/sphinx/registry.py
+++ b/sphinx/registry.py
@@ -43,7 +43,7 @@ if False:
     from sphinx.domains import Domain, Index  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.ext.autodoc import Documenter  # NOQA
-    from sphinx.util.typing import RoleFunction, TitleGetter  # NOQA
+    from sphinx.util.typing import RoleFunction, TitleGetter, unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/roles.py b/sphinx/roles.py
index 454dcb8022..30b41438f1 100644
--- a/sphinx/roles.py
+++ b/sphinx/roles.py
@@ -26,7 +26,7 @@ if False:
     from docutils.parsers.rst.states import Inliner  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
-    from sphinx.util.typing import RoleFunction  # NOQA
+    from sphinx.util.typing import RoleFunction, unicode  # NOQA
 
 
 generic_docroles = {
diff --git a/sphinx/search/__init__.py b/sphinx/search/__init__.py
index f921200101..3184e2568f 100644
--- a/sphinx/search/__init__.py
+++ b/sphinx/search/__init__.py
@@ -26,6 +26,7 @@ if False:
     from typing import Any, Dict, IO, Iterable, List, Tuple, Type, Set  # NOQA
     from docutils import nodes  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class SearchLanguage:
diff --git a/sphinx/search/da.py b/sphinx/search/da.py
index eb7394b5e9..3ab763ec5f 100644
--- a/sphinx/search/da.py
+++ b/sphinx/search/da.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 danish_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/de.py b/sphinx/search/de.py
index 90fc4d0fee..df758d697f 100644
--- a/sphinx/search/de.py
+++ b/sphinx/search/de.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 german_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/en.py b/sphinx/search/en.py
index fe9b7d8da6..384c2bb48c 100644
--- a/sphinx/search/en.py
+++ b/sphinx/search/en.py
@@ -15,6 +15,7 @@ from sphinx.util.stemmer import get_stemmer
 if False:
     # For type annotation
     from typing import Dict  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 english_stopwords = set(u"""
 a  and  are  as  at
diff --git a/sphinx/search/es.py b/sphinx/search/es.py
index 6fda9caba5..8e7f449837 100644
--- a/sphinx/search/es.py
+++ b/sphinx/search/es.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 spanish_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/fi.py b/sphinx/search/fi.py
index bf757d54a1..b92bb450b1 100644
--- a/sphinx/search/fi.py
+++ b/sphinx/search/fi.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 finnish_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/fr.py b/sphinx/search/fr.py
index 9976c1ca71..6d23fa6851 100644
--- a/sphinx/search/fr.py
+++ b/sphinx/search/fr.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 french_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/hu.py b/sphinx/search/hu.py
index 03cbf8c291..77b9d5dac4 100644
--- a/sphinx/search/hu.py
+++ b/sphinx/search/hu.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 hungarian_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/it.py b/sphinx/search/it.py
index 860ab93257..800aa6df4d 100644
--- a/sphinx/search/it.py
+++ b/sphinx/search/it.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 italian_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/ja.py b/sphinx/search/ja.py
index 84725e6a74..0a1b389c37 100644
--- a/sphinx/search/ja.py
+++ b/sphinx/search/ja.py
@@ -42,6 +42,7 @@ from sphinx.util import import_object
 if False:
     # For type annotation
     from typing import Any, Dict, List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class BaseSplitter:
diff --git a/sphinx/search/nl.py b/sphinx/search/nl.py
index de4fd13ecd..0ed58a485e 100644
--- a/sphinx/search/nl.py
+++ b/sphinx/search/nl.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 dutch_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/no.py b/sphinx/search/no.py
index 81876bcdd6..cf689f4732 100644
--- a/sphinx/search/no.py
+++ b/sphinx/search/no.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 norwegian_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/pt.py b/sphinx/search/pt.py
index 9afe808703..94d72bb498 100644
--- a/sphinx/search/pt.py
+++ b/sphinx/search/pt.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 portuguese_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/ro.py b/sphinx/search/ro.py
index 69d6edd8e1..1ff72c207e 100644
--- a/sphinx/search/ro.py
+++ b/sphinx/search/ro.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Dict, Set  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 js_stemmer = u"""
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false}this.B=this._;switch(d){case 0:this.D=a;return false;case 1:e=true;a:while(e===true){e=false;j=this.A-this._;g=true;b:while(g===true){g=false;if(!p(this,b.g_v,97,259)){break b}break a}this._=this.A-j;if(!i(this,1,'u')){this.D=a;return false}}if(!c(this,'')){return false}break;case 2:if(!c(this,'')){return false}break}this.D=a;return true};b.prototype.r_verb_suffix=b.prototype.Z;function F(a){var e;var l;var d;var j;var g;var h;var m;var n;var k;l=a.A-(m=a._);if(m<a.I_pV){return false}n=a._=a.I_pV;d=a.D;a.D=n;k=a._=a.A-l;a.C=k;e=f(a,b.a_4,94);if(e===0){a.D=d;return false}a.B=a._;switch(e){case 0:a.D=d;return false;case 1:g=true;a:while(g===true){g=false;j=a.A-a._;h=true;b:while(h===true){h=false;if(!p(a,b.g_v,97,259)){break b}break a}a._=a.A-j;if(!i(a,1,'u')){a.D=d;return false}}if(!c(a,'')){return false}break;case 2:if(!c(a,'')){return false}break}a.D=d;return true};b.prototype.a=function(){var a;var d;this.C=this._;a=f(this,b.a_5,5);if(a===0){return false}this.B=d=this._;if(!(!(this.I_pV<=d)?false:true)){return false}switch(a){case 0:return false;case 1:if(!c(this,'')){return false}break}return true};b.prototype.r_vowel_suffix=b.prototype.a;function B(a){var d;var e;a.C=a._;d=f(a,b.a_5,5);if(d===0){return false}a.B=e=a._;if(!(!(a.I_pV<=e)?false:true)){return false}switch(d){case 0:return false;case 1:if(!c(a,'')){return false}break}return true};b.prototype.J=function(){var n;var j;var k;var l;var m;var o;var p;var b;var c;var d;var e;var f;var a;var g;var h;var i;var r;var s;var t;var u;var v;var w;var x;var y;var q;n=this._;b=true;a:while(b===true){b=false;if(!G(this)){break a}}r=this._=n;j=r;c=true;a:while(c===true){c=false;if(!H(this)){break a}}s=this._=j;this.D=s;u=this._=t=this.A;k=t-u;d=true;a:while(d===true){d=false;if(!J(this)){break a}}w=this._=(v=this.A)-k;l=v-w;e=true;a:while(e===true){e=false;if(!K(this)){break a}}y=this._=(x=this.A)-l;m=x-y;f=true;a:while(f===true){f=false;a=true;b:while(a===true){a=false;o=this.A-this._;g=true;c:while(g===true){g=false;if(!this.B_standard_suffix_removed){break c}break b}this._=this.A-o;if(!F(this)){break a}}}this._=this.A-m;h=true;a:while(h===true){h=false;if(!B(this)){break a}}q=this._=this.D;p=q;i=true;a:while(i===true){i=false;if(!I(this)){break a}}this._=p;return true};b.prototype.stem=b.prototype.J;b.prototype.N=function(a){return a instanceof b};b.prototype.equals=b.prototype.N;b.prototype.O=function(){var c;var a;var b;var d;c='RomanianStemmer';a=0;for(b=0;b<c.length;b++){d=c.charCodeAt(b);a=(a<<5)-a+d;a=a&a}return a|0};b.prototype.hashCode=b.prototype.O;b.serialVersionUID=1;h(b,'methodObject',function(){return new b});h(b,'a_0',function(){return[new a('',-1,3),new a('I',0,1),new a('U',0,2)]});h(b,'a_1',function(){return[new a('ea',-1,3),new a('aţia',-1,7),new a('aua',-1,2),new a('iua',-1,4),new a('aţie',-1,7),new a('ele',-1,3),new a('ile',-1,5),new a('iile',6,4),new a('iei',-1,4),new a('atei',-1,6),new a('ii',-1,4),new a('ului',-1,1),new a('ul',-1,1),new a('elor',-1,3),new a('ilor',-1,4),new a('iilor',14,4)]});h(b,'a_2',function(){return[new a('icala',-1,4),new a('iciva',-1,4),new a('ativa',-1,5),new a('itiva',-1,6),new a('icale',-1,4),new a('aţiune',-1,5),new a('iţiune',-1,6),new a('atoare',-1,5),new a('itoare',-1,6),new a('ătoare',-1,5),new a('icitate',-1,4),new a('abilitate',-1,1),new a('ibilitate',-1,2),new a('ivitate',-1,3),new a('icive',-1,4),new a('ative',-1,5),new a('itive',-1,6),new a('icali',-1,4),new a('atori',-1,5),new a('icatori',18,4),new a('itori',-1,6),new a('ători',-1,5),new a('icitati',-1,4),new a('abilitati',-1,1),new a('ivitati',-1,3),new a('icivi',-1,4),new a('ativi',-1,5),new a('itivi',-1,6),new a('icităi',-1,4),new a('abilităi',-1,1),new a('ivităi',-1,3),new a('icităţi',-1,4),new a('abilităţi',-1,1),new a('ivităţi',-1,3),new a('ical',-1,4),new a('ator',-1,5),new a('icator',35,4),new a('itor',-1,6),new a('ător',-1,5),new a('iciv',-1,4),new a('ativ',-1,5),new a('itiv',-1,6),new a('icală',-1,4),new a('icivă',-1,4),new a('ativă',-1,5),new a('itivă',-1,6)]});h(b,'a_3',function(){return[new a('ica',-1,1),new a('abila',-1,1),new a('ibila',-1,1),new a('oasa',-1,1),new a('ata',-1,1),new a('ita',-1,1),new a('anta',-1,1),new a('ista',-1,3),new a('uta',-1,1),new a('iva',-1,1),new a('ic',-1,1),new a('ice',-1,1),new a('abile',-1,1),new a('ibile',-1,1),new a('isme',-1,3),new a('iune',-1,2),new a('oase',-1,1),new a('ate',-1,1),new a('itate',17,1),new a('ite',-1,1),new a('ante',-1,1),new a('iste',-1,3),new a('ute',-1,1),new a('ive',-1,1),new a('ici',-1,1),new a('abili',-1,1),new a('ibili',-1,1),new a('iuni',-1,2),new a('atori',-1,1),new a('osi',-1,1),new a('ati',-1,1),new a('itati',30,1),new a('iti',-1,1),new a('anti',-1,1),new a('isti',-1,3),new a('uti',-1,1),new a('işti',-1,3),new a('ivi',-1,1),new a('ităi',-1,1),new a('oşi',-1,1),new a('ităţi',-1,1),new a('abil',-1,1),new a('ibil',-1,1),new a('ism',-1,3),new a('ator',-1,1),new a('os',-1,1),new a('at',-1,1),new a('it',-1,1),new a('ant',-1,1),new a('ist',-1,3),new a('ut',-1,1),new a('iv',-1,1),new a('ică',-1,1),new a('abilă',-1,1),new a('ibilă',-1,1),new a('oasă',-1,1),new a('ată',-1,1),new a('ită',-1,1),new a('antă',-1,1),new a('istă',-1,3),new a('ută',-1,1),new a('ivă',-1,1)]});h(b,'a_4',function(){return[new a('ea',-1,1),new a('ia',-1,1),new a('esc',-1,1),new a('ăsc',-1,1),new a('ind',-1,1),new a('ând',-1,1),new a('are',-1,1),new a('ere',-1,1),new a('ire',-1,1),new a('âre',-1,1),new a('se',-1,2),new a('ase',10,1),new a('sese',10,2),new a('ise',10,1),new a('use',10,1),new a('âse',10,1),new a('eşte',-1,1),new a('ăşte',-1,1),new a('eze',-1,1),new a('ai',-1,1),new a('eai',19,1),new a('iai',19,1),new a('sei',-1,2),new a('eşti',-1,1),new a('ăşti',-1,1),new a('ui',-1,1),new a('ezi',-1,1),new a('âi',-1,1),new a('aşi',-1,1),new a('seşi',-1,2),new a('aseşi',29,1),new a('seseşi',29,2),new a('iseşi',29,1),new a('useşi',29,1),new a('âseşi',29,1),new a('işi',-1,1),new a('uşi',-1,1),new a('âşi',-1,1),new a('aţi',-1,2),new a('eaţi',38,1),new a('iaţi',38,1),new a('eţi',-1,2),new a('iţi',-1,2),new a('âţi',-1,2),new a('arăţi',-1,1),new a('serăţi',-1,2),new a('aserăţi',45,1),new a('seserăţi',45,2),new a('iserăţi',45,1),new a('userăţi',45,1),new a('âserăţi',45,1),new a('irăţi',-1,1),new a('urăţi',-1,1),new a('ârăţi',-1,1),new a('am',-1,1),new a('eam',54,1),new a('iam',54,1),new a('em',-1,2),new a('asem',57,1),new a('sesem',57,2),new a('isem',57,1),new a('usem',57,1),new a('âsem',57,1),new a('im',-1,2),new a('âm',-1,2),new a('ăm',-1,2),new a('arăm',65,1),new a('serăm',65,2),new a('aserăm',67,1),new a('seserăm',67,2),new a('iserăm',67,1),new a('userăm',67,1),new a('âserăm',67,1),new a('irăm',65,1),new a('urăm',65,1),new a('ârăm',65,1),new a('au',-1,1),new a('eau',76,1),new a('iau',76,1),new a('indu',-1,1),new a('ându',-1,1),new a('ez',-1,1),new a('ească',-1,1),new a('ară',-1,1),new a('seră',-1,2),new a('aseră',84,1),new a('seseră',84,2),new a('iseră',84,1),new a('useră',84,1),new a('âseră',84,1),new a('iră',-1,1),new a('ură',-1,1),new a('âră',-1,1),new a('ează',-1,1)]});h(b,'a_5',function(){return[new a('a',-1,1),new a('e',-1,1),new a('ie',1,1),new a('i',-1,1),new a('ă',-1,1)]});h(b,'g_v',function(){return[17,65,16,0,0,0,0,0,0,0,0,0,0,0,0,0,2,32,0,0,4]});var r={'src/stemmer.jsx':{Stemmer:n},'src/romanian-stemmer.jsx':{RomanianStemmer:b}}}(JSX))
diff --git a/sphinx/search/ru.py b/sphinx/search/ru.py
index cc189a9538..62c178544d 100644
--- a/sphinx/search/ru.py
+++ b/sphinx/search/ru.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 russian_stopwords = parse_stop_word(u'''
diff --git a/sphinx/search/sv.py b/sphinx/search/sv.py
index fdb64685e7..06f69269f6 100644
--- a/sphinx/search/sv.py
+++ b/sphinx/search/sv.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Any
+    from sphinx.util.typing import unicode  # NOQA
 
 swedish_stopwords = parse_stop_word(u'''
 | source: http://snowball.tartarus.org/algorithms/swedish/stop.txt
diff --git a/sphinx/search/tr.py b/sphinx/search/tr.py
index 1b8a0f94f3..8a182ff180 100644
--- a/sphinx/search/tr.py
+++ b/sphinx/search/tr.py
@@ -16,6 +16,7 @@ import snowballstemmer
 if False:
     # For type annotation
     from typing import Dict, Set  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 js_stemmer = u"""
 var JSX={};(function(q){function r(b,e){var a=function(){};a.prototype=e.prototype;var c=new a;for(var d in b){b[d].prototype=c}}function Q(c,b){for(var a in b.prototype)if(b.prototype.hasOwnProperty(a))c.prototype[a]=b.prototype[a]}function j(a,b,d){function c(a,b,c){delete a[b];a[b]=c;return c}Object.defineProperty(a,b,{get:function(){return c(a,b,d())},set:function(d){c(a,b,d)},enumerable:true,configurable:true})}function R(a,b,c){return a[b]=a[b]/c|0}var M=parseInt;var K=parseFloat;function P(a){return a!==a}var A=isFinite;var G=encodeURIComponent;var F=decodeURIComponent;var E=encodeURI;var D=decodeURI;var C=Object.prototype.toString;var H=Object.prototype.hasOwnProperty;function p(){}q.require=function(b){var a=y[b];return a!==undefined?a:null};q.profilerIsRunning=function(){return p.getResults!=null};q.getProfileResults=function(){return(p.getResults||function(){return{}})()};q.postProfileResults=function(a,b){if(p.postResults==null)throw new Error('profiler has not been turned on');return p.postResults(a,b)};q.resetProfileResults=function(){if(p.resetResults==null)throw new Error('profiler has not been turned on');return p.resetResults()};q.DEBUG=false;function I(){};r([I],Error);function d(a,b,c){this.G=a.length;this.A_=a;this.D_=b;this.J=c;this.I=null;this.E_=null};r([d],Object);function u(){};r([u],Object);function m(){var a;var b;var c;this.F={};a=this.E='';b=this._=0;c=this.A=a.length;this.D=0;this.B=b;this.C=c};r([m],u);function B(a,b){a.E=b.E;a._=b._;a.A=b.A;a.D=b.D;a.B=b.B;a.C=b.C};function v(b,d,c,e){var a;if(b._>=b.A){return false}a=b.E.charCodeAt(b._);if(a>e||a<c){return false}a-=c;if((d[a>>>3]&1<<(a&7))===0){return false}b._++;return true};function f(b,d,c,e){var a;if(b._<=b.D){return false}a=b.E.charCodeAt(b._-1);if(a>e||a<c){return false}a-=c;if((d[a>>>3]&1<<(a&7))===0){return false}b._--;return true};function t(a,d,c,e){var b;if(a._<=a.D){return false}b=a.E.charCodeAt(a._-1);if(b>e||b<c){a._--;return true}b-=c;if((d[b>>>3]&1<<(b&7))===0){a._--;return true}return false};function s(a,b,d){var c;if(a.A-a._<b){return false}if(a.E.slice(c=a._,c+b)!==d){return false}a._+=b;return true};function g(a,b,d){var c;if(a._-a.D<b){return false}if(a.E.slice((c=a._)-b,c)!==d){return false}a._-=b;return true};function b(d,m,p){var b;var g;var e;var n;var f;var k;var l;var i;var h;var c;var a;var j;var o;b=0;g=p;e=d._;n=d.D;f=0;k=0;l=false;while(true){i=b+(g-b>>1);h=0;c=f<k?f:k;a=m[i];for(j=a.G-1-c;j>=0;j--){if(e-c===n){h=-1;break}h=d.E.charCodeAt(e-1-c)-a.A_.charCodeAt(j);if(h!==0){break}c++}if(h<0){g=i;k=c}else{b=i;f=c}if(g-b<=1){if(b>0){break}if(g===b){break}if(l){break}l=true}}while(true){a=m[b];if(f>=a.G){d._=e-a.G|0;if(a.I==null){return a.J}o=a.I(d);d._=e-a.G|0;if(o){return a.J}}b=a.D_;if(b<0){return 0}}return-1};function n(a,b,d,e){var c;c=e.length-(d-b);a.E=a.E.slice(0,b)+e+a.E.slice(d);a.A+=c|0;if(a._>=d){a._+=c|0}else if(a._>b){a._=b}return c|0};function e(a,f){var b;var c;var d;var e;b=false;if((c=a.B)<0||c>(d=a.C)||d>(e=a.A)||e>a.E.length?false:true){n(a,a.B,a.C,f);b=true}return b};m.prototype.H=function(){return false};m.prototype.B_=function(b){var a;var c;var d;var e;a=this.F['.'+b];if(a==null){c=this.E=b;d=this._=0;e=this.A=c.length;this.D=0;this.B=d;this.C=e;this.H();a=this.E;this.F['.'+b]=a}return a};m.prototype.stemWord=m.prototype.B_;m.prototype.C_=function(e){var d;var b;var c;var a;var f;var g;var h;d=[];for(b=0;b<e.length;b++){c=e[b];a=this.F['.'+c];if(a==null){f=this.E=c;g=this._=0;h=this.A=f.length;this.D=0;this.B=g;this.C=h;this.H();a=this.E;this.F['.'+c]=a}d.push(a)}return d};m.prototype.stemWords=m.prototype.C_;function a(){m.call(this);this.B_continue_stemming_noun_suffixes=false;this.I_strlen=0};r([a],m);a.prototype.K=function(a){this.B_continue_stemming_noun_suffixes=a.B_continue_stemming_noun_suffixes;this.I_strlen=a.I_strlen;B(this,a)};a.prototype.copy_from=a.prototype.K;a.prototype.O=function(){var E;var q;var b;var e;var h;var i;var j;var k;var l;var m;var n;var o;var p;var c;var r;var s;var t;var u;var d;var v;var w;var x;var y;var z;var A;var B;var C;var D;var G;var H;var I;var J;var K;var L;var M;var N;var F;E=this.A-this._;b:while(true){q=this.A-this._;o=true;a:while(o===true){o=false;if(!f(this,a.g_vowel,97,305)){break a}this._=this.A-q;break b}G=this._=this.A-q;if(G<=this.D){return false}this._--}p=true;a:while(p===true){p=false;b=this.A-this._;c=true;b:while(c===true){c=false;if(!g(this,1,'a')){break b}c:while(true){e=this.A-this._;r=true;d:while(r===true){r=false;if(!f(this,a.g_vowel1,97,305)){break d}this._=this.A-e;break c}H=this._=this.A-e;if(H<=this.D){break b}this._--}break a}this._=this.A-b;s=true;b:while(s===true){s=false;if(!g(this,1,'e')){break b}c:while(true){h=this.A-this._;t=true;d:while(t===true){t=false;if(!f(this,a.g_vowel2,101,252)){break d}this._=this.A-h;break c}I=this._=this.A-h;if(I<=this.D){break b}this._--}break a}this._=this.A-b;u=true;b:while(u===true){u=false;if(!g(this,1,'ı')){break b}c:while(true){i=this.A-this._;d=true;d:while(d===true){d=false;if(!f(this,a.g_vowel3,97,305)){break d}this._=this.A-i;break c}J=this._=this.A-i;if(J<=this.D){break b}this._--}break a}this._=this.A-b;v=true;b:while(v===true){v=false;if(!g(this,1,'i')){break b}c:while(true){j=this.A-this._;w=true;d:while(w===true){w=false;if(!f(this,a.g_vowel4,101,105)){break d}this._=this.A-j;break c}K=this._=this.A-j;if(K<=this.D){break b}this._--}break a}this._=this.A-b;x=true;b:while(x===true){x=false;if(!g(this,1,'o')){break b}c:while(true){k=this.A-this._;y=true;d:while(y===true){y=false;if(!f(this,a.g_vowel5,111,117)){break d}this._=this.A-k;break c}L=this._=this.A-k;if(L<=this.D){break b}this._--}break a}this._=this.A-b;z=true;b:while(z===true){z=false;if(!g(this,1,'ö')){break b}c:while(true){l=this.A-this._;A=true;d:while(A===true){A=false;if(!f(this,a.g_vowel6,246,252)){break d}this._=this.A-l;break c}M=this._=this.A-l;if(M<=this.D){break b}this._--}break a}this._=this.A-b;B=true;b:while(B===true){B=false;if(!g(this,1,'u')){break b}c:while(true){m=this.A-this._;C=true;d:while(C===true){C=false;if(!f(this,a.g_vowel5,111,117)){break d}this._=this.A-m;break c}N=this._=this.A-m;if(N<=this.D){break b}this._--}break a}this._=this.A-b;if(!g(this,1,'ü')){return false}b:while(true){n=this.A-this._;D=true;c:while(D===true){D=false;if(!f(this,a.g_vowel6,246,252)){break c}this._=this.A-n;break b}F=this._=this.A-n;if(F<=this.D){return false}this._--}}this._=this.A-E;return true};a.prototype.r_check_vowel_harmony=a.prototype.O;function c(b){var F;var r;var c;var e;var h;var i;var j;var k;var l;var m;var n;var o;var p;var q;var d;var s;var t;var u;var v;var w;var x;var y;var z;var A;var B;var C;var D;var E;var H;var I;var J;var K;var L;var M;var N;var O;var G;F=b.A-b._;b:while(true){r=b.A-b._;o=true;a:while(o===true){o=false;if(!f(b,a.g_vowel,97,305)){break a}b._=b.A-r;break b}H=b._=b.A-r;if(H<=b.D){return false}b._--}p=true;a:while(p===true){p=false;c=b.A-b._;q=true;b:while(q===true){q=false;if(!g(b,1,'a')){break b}c:while(true){e=b.A-b._;d=true;d:while(d===true){d=false;if(!f(b,a.g_vowel1,97,305)){break d}b._=b.A-e;break c}I=b._=b.A-e;if(I<=b.D){break b}b._--}break a}b._=b.A-c;s=true;b:while(s===true){s=false;if(!g(b,1,'e')){break b}c:while(true){h=b.A-b._;t=true;d:while(t===true){t=false;if(!f(b,a.g_vowel2,101,252)){break d}b._=b.A-h;break c}J=b._=b.A-h;if(J<=b.D){break b}b._--}break a}b._=b.A-c;u=true;b:while(u===true){u=false;if(!g(b,1,'ı')){break b}c:while(true){i=b.A-b._;v=true;d:while(v===true){v=false;if(!f(b,a.g_vowel3,97,305)){break d}b._=b.A-i;break c}K=b._=b.A-i;if(K<=b.D){break b}b._--}break a}b._=b.A-c;w=true;b:while(w===true){w=false;if(!g(b,1,'i')){break b}c:while(true){j=b.A-b._;x=true;d:while(x===true){x=false;if(!f(b,a.g_vowel4,101,105)){break d}b._=b.A-j;break c}L=b._=b.A-j;if(L<=b.D){break b}b._--}break a}b._=b.A-c;y=true;b:while(y===true){y=false;if(!g(b,1,'o')){break b}c:while(true){k=b.A-b._;z=true;d:while(z===true){z=false;if(!f(b,a.g_vowel5,111,117)){break d}b._=b.A-k;break c}M=b._=b.A-k;if(M<=b.D){break b}b._--}break a}b._=b.A-c;A=true;b:while(A===true){A=false;if(!g(b,1,'ö')){break b}c:while(true){l=b.A-b._;B=true;d:while(B===true){B=false;if(!f(b,a.g_vowel6,246,252)){break d}b._=b.A-l;break c}N=b._=b.A-l;if(N<=b.D){break b}b._--}break a}b._=b.A-c;C=true;b:while(C===true){C=false;if(!g(b,1,'u')){break b}c:while(true){m=b.A-b._;D=true;d:while(D===true){D=false;if(!f(b,a.g_vowel5,111,117)){break d}b._=b.A-m;break c}O=b._=b.A-m;if(O<=b.D){break b}b._--}break a}b._=b.A-c;if(!g(b,1,'ü')){return false}b:while(true){n=b.A-b._;E=true;c:while(E===true){E=false;if(!f(b,a.g_vowel6,246,252)){break c}b._=b.A-n;break b}G=b._=b.A-n;if(G<=b.D){return false}b._--}}b._=b.A-F;return true};a.prototype.j=function(){var k;var h;var l;var i;var m;var j;var b;var e;var d;var n;var o;var p;var q;var c;b=true;b:while(b===true){b=false;k=this.A-this._;e=true;a:while(e===true){e=false;h=this.A-this._;if(!g(this,1,'n')){break a}n=this._=this.A-h;if(n<=this.D){break a}this._--;l=this.A-this._;if(!f(this,a.g_vowel,97,305)){break a}this._=this.A-l;break b}p=this._=(o=this.A)-k;i=o-p;d=true;a:while(d===true){d=false;m=this.A-this._;if(!g(this,1,'n')){break a}this._=this.A-m;return false}c=this._=(q=this.A)-i;j=q-c;if(c<=this.D){return false}this._--;if(!f(this,a.g_vowel,97,305)){return false}this._=this.A-j}return true};a.prototype.r_mark_suffix_with_optional_n_consonant=a.prototype.j;function o(b){var i;var m;var l;var j;var n;var k;var c;var e;var d;var o;var p;var q;var r;var h;c=true;b:while(c===true){c=false;i=b.A-b._;e=true;a:while(e===true){e=false;m=b.A-b._;if(!g(b,1,'n')){break a}o=b._=b.A-m;if(o<=b.D){break a}b._--;l=b.A-b._;if(!f(b,a.g_vowel,97,305)){break a}b._=b.A-l;break b}q=b._=(p=b.A)-i;j=p-q;d=true;a:while(d===true){d=false;n=b.A-b._;if(!g(b,1,'n')){break a}b._=b.A-n;return false}h=b._=(r=b.A)-j;k=r-h;if(h<=b.D){return false}b._--;if(!f(b,a.g_vowel,97,305)){return false}b._=b.A-k}return true};a.prototype.k=function(){var k;var h;var l;var i;var m;var j;var b;var e;var d;var n;var o;var p;var q;var c;b=true;b:while(b===true){b=false;k=this.A-this._;e=true;a:while(e===true){e=false;h=this.A-this._;if(!g(this,1,'s')){break a}n=this._=this.A-h;if(n<=this.D){break a}this._--;l=this.A-this._;if(!f(this,a.g_vowel,97,305)){break a}this._=this.A-l;break b}p=this._=(o=this.A)-k;i=o-p;d=true;a:while(d===true){d=false;m=this.A-this._;if(!g(this,1,'s')){break a}this._=this.A-m;return false}c=this._=(q=this.A)-i;j=q-c;if(c<=this.D){return false}this._--;if(!f(this,a.g_vowel,97,305)){return false}this._=this.A-j}return true};a.prototype.r_mark_suffix_with_optional_s_consonant=a.prototype.k;function l(b){var i;var m;var l;var j;var n;var k;var c;var e;var d;var o;var p;var q;var r;var h;c=true;b:while(c===true){c=false;i=b.A-b._;e=true;a:while(e===true){e=false;m=b.A-b._;if(!g(b,1,'s')){break a}o=b._=b.A-m;if(o<=b.D){break a}b._--;l=b.A-b._;if(!f(b,a.g_vowel,97,305)){break a}b._=b.A-l;break b}q=b._=(p=b.A)-i;j=p-q;d=true;a:while(d===true){d=false;n=b.A-b._;if(!g(b,1,'s')){break a}b._=b.A-n;return false}h=b._=(r=b.A)-j;k=r-h;if(h<=b.D){return false}b._--;if(!f(b,a.g_vowel,97,305)){return false}b._=b.A-k}return true};a.prototype.l=function(){var k;var h;var l;var i;var m;var j;var b;var e;var d;var n;var o;var p;var q;var c;b=true;b:while(b===true){b=false;k=this.A-this._;e=true;a:while(e===true){e=false;h=this.A-this._;if(!g(this,1,'y')){break a}n=this._=this.A-h;if(n<=this.D){break a}this._--;l=this.A-this._;if(!f(this,a.g_vowel,97,305)){break a}this._=this.A-l;break b}p=this._=(o=this.A)-k;i=o-p;d=true;a:while(d===true){d=false;m=this.A-this._;if(!g(this,1,'y')){break a}this._=this.A-m;return false}c=this._=(q=this.A)-i;j=q-c;if(c<=this.D){return false}this._--;if(!f(this,a.g_vowel,97,305)){return false}this._=this.A-j}return true};a.prototype.r_mark_suffix_with_optional_y_consonant=a.prototype.l;function h(b){var i;var m;var l;var j;var n;var k;var c;var e;var d;var o;var p;var q;var r;var h;c=true;b:while(c===true){c=false;i=b.A-b._;e=true;a:while(e===true){e=false;m=b.A-b._;if(!g(b,1,'y')){break a}o=b._=b.A-m;if(o<=b.D){break a}b._--;l=b.A-b._;if(!f(b,a.g_vowel,97,305)){break a}b._=b.A-l;break b}q=b._=(p=b.A)-i;j=p-q;d=true;a:while(d===true){d=false;n=b.A-b._;if(!g(b,1,'y')){break a}b._=b.A-n;return false}h=b._=(r=b.A)-j;k=r-h;if(h<=b.D){return false}b._--;if(!f(b,a.g_vowel,97,305)){return false}b._=b.A-k}return true};a.prototype.i=function(){var j;var g;var k;var h;var l;var i;var b;var e;var d;var m;var n;var o;var p;var c;b=true;b:while(b===true){b=false;j=this.A-this._;e=true;a:while(e===true){e=false;g=this.A-this._;if(!f(this,a.g_U,105,305)){break a}m=this._=this.A-g;if(m<=this.D){break a}this._--;k=this.A-this._;if(!t(this,a.g_vowel,97,305)){break a}this._=this.A-k;break b}o=this._=(n=this.A)-j;h=n-o;d=true;a:while(d===true){d=false;l=this.A-this._;if(!f(this,a.g_U,105,305)){break a}this._=this.A-l;return false}c=this._=(p=this.A)-h;i=p-c;if(c<=this.D){return false}this._--;if(!t(this,a.g_vowel,97,305)){return false}this._=this.A-i}return true};a.prototype.r_mark_suffix_with_optional_U_vowel=a.prototype.i;function k(b){var h;var l;var k;var i;var m;var j;var c;var e;var d;var n;var o;var p;var q;var g;c=true;b:while(c===true){c=false;h=b.A-b._;e=true;a:while(e===true){e=false;l=b.A-b._;if(!f(b,a.g_U,105,305)){break a}n=b._=b.A-l;if(n<=b.D){break a}b._--;k=b.A-b._;if(!t(b,a.g_vowel,97,305)){break a}b._=b.A-k;break b}p=b._=(o=b.A)-h;i=o-p;d=true;a:while(d===true){d=false;m=b.A-b._;if(!f(b,a.g_U,105,305)){break a}b._=b.A-m;return false}g=b._=(q=b.A)-i;j=q-g;if(g<=b.D){return false}b._--;if(!t(b,a.g_vowel,97,305)){return false}b._=b.A-j}return true};a.prototype.e=function(){return b(this,a.a_0,10)===0?false:!k(this)?false:true};a.prototype.r_mark_possessives=a.prototype.e;a.prototype.f=function(){return!c(this)?false:!f(this,a.g_U,105,305)?false:!l(this)?false:true};a.prototype.r_mark_sU=a.prototype.f;a.prototype.W=function(){return b(this,a.a_1,2)===0?false:true};a.prototype.r_mark_lArI=a.prototype.W;a.prototype.o=function(){return!c(this)?false:!f(this,a.g_U,105,305)?false:!h(this)?false:true};a.prototype.r_mark_yU=a.prototype.o;a.prototype.Y=function(){return!c(this)?false:b(this,a.a_2,4)===0?false:true};a.prototype.r_mark_nU=a.prototype.Y;a.prototype.Z=function(){return!c(this)?false:b(this,a.a_3,4)===0?false:!o(this)?false:true};a.prototype.r_mark_nUn=a.prototype.Z;a.prototype.m=function(){return!c(this)?false:b(this,a.a_4,2)===0?false:!h(this)?false:true};a.prototype.r_mark_yA=a.prototype.m;a.prototype.X=function(){return!c(this)?false:b(this,a.a_5,2)===0?false:true};a.prototype.r_mark_nA=a.prototype.X;a.prototype.Q=function(){return!c(this)?false:b(this,a.a_6,4)===0?false:true};a.prototype.r_mark_DA=a.prototype.Q;a.prototype.c=function(){return!c(this)?false:b(this,a.a_7,2)===0?false:true};a.prototype.r_mark_ndA=a.prototype.c;a.prototype.R=function(){return!c(this)?false:b(this,a.a_8,4)===0?false:true};a.prototype.r_mark_DAn=a.prototype.R;a.prototype.d=function(){return!c(this)?false:b(this,a.a_9,2)===0?false:true};a.prototype.r_mark_ndAn=a.prototype.d;a.prototype.s=function(){return!c(this)?false:b(this,a.a_10,2)===0?false:!h(this)?false:true};a.prototype.r_mark_ylA=a.prototype.s;a.prototype.U=function(){return!g(this,2,'ki')?false:true};a.prototype.r_mark_ki=a.prototype.U;a.prototype.b=function(){return!c(this)?false:b(this,a.a_11,2)===0?false:!o(this)?false:true};a.prototype.r_mark_ncA=a.prototype.b;a.prototype.p=function(){return!c(this)?false:b(this,a.a_12,4)===0?false:!h(this)?false:true};a.prototype.r_mark_yUm=a.prototype.p;a.prototype.g=function(){return!c(this)?false:b(this,a.a_13,4)===0?false:true};a.prototype.r_mark_sUn=a.prototype.g;a.prototype.q=function(){return!c(this)?false:b(this,a.a_14,4)===0?false:!h(this)?false:true};a.prototype.r_mark_yUz=a.prototype.q;a.prototype.h=function(){return b(this,a.a_15,4)===0?false:true};a.prototype.r_mark_sUnUz=a.prototype.h;a.prototype.V=function(){return!c(this)?false:b(this,a.a_16,2)===0?false:true};a.prototype.r_mark_lAr=a.prototype.V;a.prototype.a=function(){return!c(this)?false:b(this,a.a_17,4)===0?false:true};a.prototype.r_mark_nUz=a.prototype.a;a.prototype.S=function(){return!c(this)?false:b(this,a.a_18,8)===0?false:true};a.prototype.r_mark_DUr=a.prototype.S;a.prototype.T=function(){return b(this,a.a_19,2)===0?false:true};a.prototype.r_mark_cAsInA=a.prototype.T;a.prototype.n=function(){return!c(this)?false:b(this,a.a_20,32)===0?false:!h(this)?false:true};a.prototype.r_mark_yDU=a.prototype.n;a.prototype.u=function(){return b(this,a.a_21,8)===0?false:!h(this)?false:true};a.prototype.r_mark_ysA=a.prototype.u;a.prototype.t=function(){return!c(this)?false:b(this,a.a_22,4)===0?false:!h(this)?false:true};a.prototype.r_mark_ymUs_=a.prototype.t;a.prototype.r=function(){return!g(this,3,'ken')?false:!h(this)?false:true};a.prototype.r_mark_yken=a.prototype.r;a.prototype.y=function(){var i;var j;var d;var Y;var k;var X;var l;var W;var V;var f;var r;var s;var t;var u;var v;var w;var x;var y;var z;var A;var B;var C;var m;var E;var F;var G;var H;var I;var J;var K;var L;var M;var N;var O;var P;var Q;var R;var S;var T;var U;var p;var o;var D;var n;var q;this.C=this._;this.B_continue_stemming_noun_suffixes=true;r=true;a:while(r===true){r=false;i=this.A-this._;s=true;d:while(s===true){s=false;t=true;b:while(t===true){t=false;j=this.A-this._;u=true;c:while(u===true){u=false;if(!(!c(this)?false:b(this,a.a_22,4)===0?false:!h(this)?false:true)){break c}break b}this._=this.A-j;v=true;c:while(v===true){v=false;if(!(!c(this)?false:b(this,a.a_20,32)===0?false:!h(this)?false:true)){break c}break b}this._=this.A-j;w=true;c:while(w===true){w=false;if(!(b(this,a.a_21,8)===0?false:!h(this)?false:true)){break c}break b}this._=this.A-j;if(!(!g(this,3,'ken')?false:!h(this)?false:true)){break d}}break a}this._=this.A-i;x=true;c:while(x===true){x=false;if(!(b(this,a.a_19,2)===0?false:true)){break c}y=true;b:while(y===true){y=false;d=this.A-this._;z=true;d:while(z===true){z=false;if(!(b(this,a.a_15,4)===0?false:true)){break d}break b}this._=this.A-d;A=true;d:while(A===true){A=false;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){break d}break b}this._=this.A-d;B=true;d:while(B===true){B=false;if(!(!c(this)?false:b(this,a.a_12,4)===0?false:!h(this)?false:true)){break d}break b}this._=this.A-d;C=true;d:while(C===true){C=false;if(!(!c(this)?false:b(this,a.a_13,4)===0?false:true)){break d}break b}this._=this.A-d;m=true;d:while(m===true){m=false;if(!(!c(this)?false:b(this,a.a_14,4)===0?false:!h(this)?false:true)){break d}break b}this._=this.A-d}if(!(!c(this)?false:b(this,a.a_22,4)===0?false:!h(this)?false:true)){break c}break a}this._=this.A-i;E=true;c:while(E===true){E=false;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){break c}this.B=this._;if(!e(this,'')){return false}Y=this.A-this._;F=true;d:while(F===true){F=false;this.C=this._;G=true;b:while(G===true){G=false;k=this.A-this._;H=true;e:while(H===true){H=false;if(!(!c(this)?false:b(this,a.a_18,8)===0?false:true)){break e}break b}this._=this.A-k;I=true;e:while(I===true){I=false;if(!(!c(this)?false:b(this,a.a_20,32)===0?false:!h(this)?false:true)){break e}break b}this._=this.A-k;J=true;e:while(J===true){J=false;if(!(b(this,a.a_21,8)===0?false:!h(this)?false:true)){break e}break b}this._=this.A-k;if(!(!c(this)?false:b(this,a.a_22,4)===0?false:!h(this)?false:true)){this._=this.A-Y;break d}}}this.B_continue_stemming_noun_suffixes=false;break a}this._=this.A-i;K=true;b:while(K===true){K=false;if(!(!c(this)?false:b(this,a.a_17,4)===0?false:true)){break b}L=true;c:while(L===true){L=false;X=this.A-this._;M=true;d:while(M===true){M=false;if(!(!c(this)?false:b(this,a.a_20,32)===0?false:!h(this)?false:true)){break d}break c}this._=this.A-X;if(!(b(this,a.a_21,8)===0?false:!h(this)?false:true)){break b}}break a}this._=this.A-i;N=true;c:while(N===true){N=false;O=true;b:while(O===true){O=false;l=this.A-this._;P=true;d:while(P===true){P=false;if(!(b(this,a.a_15,4)===0?false:true)){break d}break b}this._=this.A-l;Q=true;d:while(Q===true){Q=false;if(!(!c(this)?false:b(this,a.a_14,4)===0?false:!h(this)?false:true)){break d}break b}this._=this.A-l;R=true;d:while(R===true){R=false;if(!(!c(this)?false:b(this,a.a_13,4)===0?false:true)){break d}break b}this._=this.A-l;if(!(!c(this)?false:b(this,a.a_12,4)===0?false:!h(this)?false:true)){break c}}this.B=this._;if(!e(this,'')){return false}W=this.A-this._;S=true;b:while(S===true){S=false;this.C=this._;if(!(!c(this)?false:b(this,a.a_22,4)===0?false:!h(this)?false:true)){this._=this.A-W;break b}}break a}this._=this.A-i;if(!(!c(this)?false:b(this,a.a_18,8)===0?false:true)){return false}this.B=this._;if(!e(this,'')){return false}V=this.A-this._;T=true;d:while(T===true){T=false;this.C=this._;U=true;b:while(U===true){U=false;f=this.A-this._;p=true;c:while(p===true){p=false;if(!(b(this,a.a_15,4)===0?false:true)){break c}break b}this._=this.A-f;o=true;c:while(o===true){o=false;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){break c}break b}this._=this.A-f;D=true;c:while(D===true){D=false;if(!(!c(this)?false:b(this,a.a_12,4)===0?false:!h(this)?false:true)){break c}break b}this._=this.A-f;n=true;c:while(n===true){n=false;if(!(!c(this)?false:b(this,a.a_13,4)===0?false:true)){break c}break b}this._=this.A-f;q=true;c:while(q===true){q=false;if(!(!c(this)?false:b(this,a.a_14,4)===0?false:!h(this)?false:true)){break c}break b}this._=this.A-f}if(!(!c(this)?false:b(this,a.a_22,4)===0?false:!h(this)?false:true)){this._=this.A-V;break d}}}this.B=this._;return!e(this,'')?false:true};a.prototype.r_stem_nominal_verb_suffixes=a.prototype.y;function J(d){var f;var k;var i;var Z;var l;var Y;var m;var X;var W;var j;var s;var t;var u;var v;var w;var x;var y;var z;var A;var B;var C;var n;var E;var F;var G;var H;var I;var J;var K;var L;var M;var N;var O;var P;var Q;var R;var S;var T;var U;var V;var q;var p;var D;var o;var r;d.C=d._;d.B_continue_stemming_noun_suffixes=true;s=true;a:while(s===true){s=false;f=d.A-d._;t=true;d:while(t===true){t=false;u=true;b:while(u===true){u=false;k=d.A-d._;v=true;c:while(v===true){v=false;if(!(!c(d)?false:b(d,a.a_22,4)===0?false:!h(d)?false:true)){break c}break b}d._=d.A-k;w=true;c:while(w===true){w=false;if(!(!c(d)?false:b(d,a.a_20,32)===0?false:!h(d)?false:true)){break c}break b}d._=d.A-k;x=true;c:while(x===true){x=false;if(!(b(d,a.a_21,8)===0?false:!h(d)?false:true)){break c}break b}d._=d.A-k;if(!(!g(d,3,'ken')?false:!h(d)?false:true)){break d}}break a}d._=d.A-f;y=true;c:while(y===true){y=false;if(!(b(d,a.a_19,2)===0?false:true)){break c}z=true;b:while(z===true){z=false;i=d.A-d._;A=true;d:while(A===true){A=false;if(!(b(d,a.a_15,4)===0?false:true)){break d}break b}d._=d.A-i;B=true;d:while(B===true){B=false;if(!(!c(d)?false:b(d,a.a_16,2)===0?false:true)){break d}break b}d._=d.A-i;C=true;d:while(C===true){C=false;if(!(!c(d)?false:b(d,a.a_12,4)===0?false:!h(d)?false:true)){break d}break b}d._=d.A-i;n=true;d:while(n===true){n=false;if(!(!c(d)?false:b(d,a.a_13,4)===0?false:true)){break d}break b}d._=d.A-i;E=true;d:while(E===true){E=false;if(!(!c(d)?false:b(d,a.a_14,4)===0?false:!h(d)?false:true)){break d}break b}d._=d.A-i}if(!(!c(d)?false:b(d,a.a_22,4)===0?false:!h(d)?false:true)){break c}break a}d._=d.A-f;F=true;c:while(F===true){F=false;if(!(!c(d)?false:b(d,a.a_16,2)===0?false:true)){break c}d.B=d._;if(!e(d,'')){return false}Z=d.A-d._;G=true;d:while(G===true){G=false;d.C=d._;H=true;b:while(H===true){H=false;l=d.A-d._;I=true;e:while(I===true){I=false;if(!(!c(d)?false:b(d,a.a_18,8)===0?false:true)){break e}break b}d._=d.A-l;J=true;e:while(J===true){J=false;if(!(!c(d)?false:b(d,a.a_20,32)===0?false:!h(d)?false:true)){break e}break b}d._=d.A-l;K=true;e:while(K===true){K=false;if(!(b(d,a.a_21,8)===0?false:!h(d)?false:true)){break e}break b}d._=d.A-l;if(!(!c(d)?false:b(d,a.a_22,4)===0?false:!h(d)?false:true)){d._=d.A-Z;break d}}}d.B_continue_stemming_noun_suffixes=false;break a}d._=d.A-f;L=true;b:while(L===true){L=false;if(!(!c(d)?false:b(d,a.a_17,4)===0?false:true)){break b}M=true;c:while(M===true){M=false;Y=d.A-d._;N=true;d:while(N===true){N=false;if(!(!c(d)?false:b(d,a.a_20,32)===0?false:!h(d)?false:true)){break d}break c}d._=d.A-Y;if(!(b(d,a.a_21,8)===0?false:!h(d)?false:true)){break b}}break a}d._=d.A-f;O=true;c:while(O===true){O=false;P=true;b:while(P===true){P=false;m=d.A-d._;Q=true;d:while(Q===true){Q=false;if(!(b(d,a.a_15,4)===0?false:true)){break d}break b}d._=d.A-m;R=true;d:while(R===true){R=false;if(!(!c(d)?false:b(d,a.a_14,4)===0?false:!h(d)?false:true)){break d}break b}d._=d.A-m;S=true;d:while(S===true){S=false;if(!(!c(d)?false:b(d,a.a_13,4)===0?false:true)){break d}break b}d._=d.A-m;if(!(!c(d)?false:b(d,a.a_12,4)===0?false:!h(d)?false:true)){break c}}d.B=d._;if(!e(d,'')){return false}X=d.A-d._;T=true;b:while(T===true){T=false;d.C=d._;if(!(!c(d)?false:b(d,a.a_22,4)===0?false:!h(d)?false:true)){d._=d.A-X;break b}}break a}d._=d.A-f;if(!(!c(d)?false:b(d,a.a_18,8)===0?false:true)){return false}d.B=d._;if(!e(d,'')){return false}W=d.A-d._;U=true;d:while(U===true){U=false;d.C=d._;V=true;b:while(V===true){V=false;j=d.A-d._;q=true;c:while(q===true){q=false;if(!(b(d,a.a_15,4)===0?false:true)){break c}break b}d._=d.A-j;p=true;c:while(p===true){p=false;if(!(!c(d)?false:b(d,a.a_16,2)===0?false:true)){break c}break b}d._=d.A-j;D=true;c:while(D===true){D=false;if(!(!c(d)?false:b(d,a.a_12,4)===0?false:!h(d)?false:true)){break c}break b}d._=d.A-j;o=true;c:while(o===true){o=false;if(!(!c(d)?false:b(d,a.a_13,4)===0?false:true)){break c}break b}d._=d.A-j;r=true;c:while(r===true){r=false;if(!(!c(d)?false:b(d,a.a_14,4)===0?false:!h(d)?false:true)){break c}break b}d._=d.A-j}if(!(!c(d)?false:b(d,a.a_22,4)===0?false:!h(d)?false:true)){d._=d.A-W;break d}}}d.B=d._;return!e(d,'')?false:true};a.prototype.__=function(){var z;var N;var M;var L;var p;var K;var r;var J;var t;var u;var v;var w;var x;var y;var d;var A;var B;var C;var D;var E;var F;var G;var H;var I;var s;var q;var n;var m;var j;var h;this.C=this._;if(!(!g(this,2,'ki')?false:true)){return false}w=true;b:while(w===true){w=false;z=this.A-this._;x=true;c:while(x===true){x=false;if(!(!c(this)?false:b(this,a.a_6,4)===0?false:true)){break c}this.B=this._;if(!e(this,'')){return false}N=this.A-this._;y=true;f:while(y===true){y=false;this.C=this._;d=true;e:while(d===true){d=false;M=this.A-this._;A=true;d:while(A===true){A=false;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){break d}this.B=this._;if(!e(this,'')){return false}L=this.A-this._;B=true;a:while(B===true){B=false;if(!i(this)){this._=this.A-L;break a}}break e}this._=this.A-M;if(!(b(this,a.a_0,10)===0?false:!k(this)?false:true)){this._=this.A-N;break f}this.B=this._;if(!e(this,'')){return false}p=this.A-this._;C=true;a:while(C===true){C=false;this.C=this._;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){this._=this.A-p;break a}this.B=this._;if(!e(this,'')){return false}if(!i(this)){this._=this.A-p;break a}}}}break b}this._=this.A-z;D=true;d:while(D===true){D=false;if(!(!c(this)?false:b(this,a.a_3,4)===0?false:!o(this)?false:true)){break d}this.B=this._;if(!e(this,'')){return false}K=this.A-this._;E=true;e:while(E===true){E=false;this.C=this._;F=true;a:while(F===true){F=false;r=this.A-this._;G=true;c:while(G===true){G=false;if(!(b(this,a.a_1,2)===0?false:true)){break c}this.B=this._;if(!e(this,'')){return false}break a}this._=this.A-r;H=true;f:while(H===true){H=false;this.C=this._;I=true;g:while(I===true){I=false;J=this.A-this._;s=true;c:while(s===true){s=false;if(!(b(this,a.a_0,10)===0?false:!k(this)?false:true)){break c}break g}this._=this.A-J;if(!(!c(this)?false:!f(this,a.g_U,105,305)?false:!l(this)?false:true)){break f}}this.B=this._;if(!e(this,'')){return false}t=this.A-this._;q=true;c:while(q===true){q=false;this.C=this._;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){this._=this.A-t;break c}this.B=this._;if(!e(this,'')){return false}if(!i(this)){this._=this.A-t;break c}}break a}this._=this.A-r;if(!i(this)){this._=this.A-K;break e}}}break b}this._=this.A-z;if(!(!c(this)?false:b(this,a.a_7,2)===0?false:true)){return false}n=true;a:while(n===true){n=false;u=this.A-this._;m=true;c:while(m===true){m=false;if(!(b(this,a.a_1,2)===0?false:true)){break c}this.B=this._;if(!e(this,'')){return false}break a}this._=this.A-u;j=true;d:while(j===true){j=false;if(!(!c(this)?false:!f(this,a.g_U,105,305)?false:!l(this)?false:true)){break d}this.B=this._;if(!e(this,'')){return false}v=this.A-this._;h=true;c:while(h===true){h=false;this.C=this._;if(!(!c(this)?false:b(this,a.a_16,2)===0?false:true)){this._=this.A-v;break c}this.B=this._;if(!e(this,'')){return false}if(!i(this)){this._=this.A-v;break c}}break a}this._=this.A-u;if(!i(this)){return false}}}return true};a.prototype.r_stem_suffix_chain_before_ki=a.prototype.__;function i(d){var j;var O;var N;var M;var q;var L;var s;var K;var u;var v;var w;var x;var y;var z;var h;var B;var C;var D;var E;var F;var G;var H;var I;var J;var t;var r;var p;var n;var m;var A;d.C=d._;if(!(!g(d,2,'ki')?false:true)){return false}x=true;b:while(x===true){x=false;j=d.A-d._;y=true;c:while(y===true){y=false;if(!(!c(d)?false:b(d,a.a_6,4)===0?false:true)){break c}d.B=d._;if(!e(d,'')){return false}O=d.A-d._;z=true;f:while(z===true){z=false;d.C=d._;h=true;e:while(h===true){h=false;N=d.A-d._;B=true;d:while(B===true){B=false;if(!(!c(d)?false:b(d,a.a_16,2)===0?false:true)){break d}d.B=d._;if(!e(d,'')){return false}M=d.A-d._;C=true;a:while(C===true){C=false;if(!i(d)){d._=d.A-M;break a}}break e}d._=d.A-N;if(!(b(d,a.a_0,10)===0?false:!k(d)?false:true)){d._=d.A-O;break f}d.B=d._;if(!e(d,'')){return false}q=d.A-d._;D=true;a:while(D===true){D=false;d.C=d._;if(!(!c(d)?false:b(d,a.a_16,2)===0?false:true)){d._=d.A-q;break a}d.B=d._;if(!e(d,'')){return false}if(!i(d)){d._=d.A-q;break a}}}}break b}d._=d.A-j;E=true;d:while(E===true){E=false;if(!(!c(d)?false:b(d,a.a_3,4)===0?false:!o(d)?false:true)){break d}d.B=d._;if(!e(d,'')){return 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d;e=this._;b=2;a:while(true){f=this._;c=true;b:while(c===true){c=false;c:while(true){d=true;d:while(d===true){d=false;if(!v(this,a.g_vowel,97,305)){break d}break c}if(this._>=this.A){break b}this._++}b--;continue a}this._=f;break a}if(b>0){return false}this._=e;return true};a.prototype.r_more_than_one_syllable_word=a.prototype.v;function N(b){var f;var g;var c;var d;var e;f=b._;c=2;a:while(true){g=b._;d=true;b:while(d===true){d=false;c:while(true){e=true;d:while(e===true){e=false;if(!v(b,a.g_vowel,97,305)){break d}break c}if(b._>=b.A){break b}b._++}c--;continue a}b._=g;break a}if(c>0){return false}b._=f;return true};a.prototype.P=function(){var f;var g;var h;var b;var a;var c;var d;var i;var j;var e;b=true;b:while(b===true){b=false;f=this._;a=true;a:while(a===true){a=false;g=this._;c:while(true){c=true;d:while(c===true){c=false;if(!s(this,2,'ad')){break d}break c}if(this._>=this.A){break a}this._++}i=this.I_strlen=2;if(!(i===this.A)){break a}this._=g;break b}j=this._=f;h=j;a:while(true){d=true;c:while(d===true){d=false;if(!s(this,5,'soyad')){break c}break a}if(this._>=this.A){return false}this._++}e=this.I_strlen=5;if(!(e===this.A)){return false}this._=h}return true};a.prototype.r_is_reserved_word=a.prototype.P;function x(a){var g;var h;var i;var c;var b;var d;var e;var j;var k;var f;c=true;b:while(c===true){c=false;g=a._;b=true;a:while(b===true){b=false;h=a._;c:while(true){d=true;d:while(d===true){d=false;if(!s(a,2,'ad')){break d}break c}if(a._>=a.A){break a}a._++}j=a.I_strlen=2;if(!(j===a.A)){break a}a._=h;break b}k=a._=g;i=k;a:while(true){e=true;c:while(e===true){e=false;if(!s(a,5,'soyad')){break c}break a}if(a._>=a.A){return false}a._++}f=a.I_strlen=5;if(!(f===a.A)){return false}a._=i}return true};a.prototype.x=function(){var d;var e;var a;var b;var c;var f;var g;var h;d=this._;a=true;a:while(a===true){a=false;if(!x(this)){break a}return false}f=this._=d;this.D=f;h=this._=g=this.A;e=g-h;b=true;a:while(b===true){b=false;if(!z(this)){break a}}this._=this.A-e;c=true;a:while(c===true){c=false;if(!w(this)){break a}}this._=this.D;return true};a.prototype.r_postlude=a.prototype.x;function O(a){var e;var f;var b;var c;var d;var g;var h;var i;e=a._;b=true;a:while(b===true){b=false;if(!x(a)){break a}return false}g=a._=e;a.D=g;i=a._=h=a.A;f=h-i;c=true;a:while(c===true){c=false;if(!z(a)){break a}}a._=a.A-f;d=true;a:while(d===true){d=false;if(!w(a)){break a}}a._=a.D;return true};a.prototype.H=function(){var c;var a;var b;var d;var e;if(!N(this)){return false}this.D=this._;e=this._=d=this.A;c=d-e;a=true;a:while(a===true){a=false;if(!J(this)){break a}}this._=this.A-c;if(!this.B_continue_stemming_noun_suffixes){return false}b=true;a:while(b===true){b=false;if(!L(this)){break a}}this._=this.D;return!O(this)?false:true};a.prototype.stem=a.prototype.H;a.prototype.L=function(b){return b instanceof 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d('te',-1,-1)]});j(a,'a_7',function(){return[new d('nda',-1,-1),new d('nde',-1,-1)]});j(a,'a_8',function(){return[new d('dan',-1,-1),new d('tan',-1,-1),new d('den',-1,-1),new d('ten',-1,-1)]});j(a,'a_9',function(){return[new d('ndan',-1,-1),new d('nden',-1,-1)]});j(a,'a_10',function(){return[new d('la',-1,-1),new d('le',-1,-1)]});j(a,'a_11',function(){return[new d('ca',-1,-1),new d('ce',-1,-1)]});j(a,'a_12',function(){return[new d('im',-1,-1),new d('um',-1,-1),new d('üm',-1,-1),new d('ım',-1,-1)]});j(a,'a_13',function(){return[new d('sin',-1,-1),new d('sun',-1,-1),new d('sün',-1,-1),new d('sın',-1,-1)]});j(a,'a_14',function(){return[new d('iz',-1,-1),new d('uz',-1,-1),new d('üz',-1,-1),new d('ız',-1,-1)]});j(a,'a_15',function(){return[new d('siniz',-1,-1),new d('sunuz',-1,-1),new d('sünüz',-1,-1),new d('sınız',-1,-1)]});j(a,'a_16',function(){return[new d('lar',-1,-1),new d('ler',-1,-1)]});j(a,'a_17',function(){return[new d('niz',-1,-1),new d('nuz',-1,-1),new d('nüz',-1,-1),new d('nız',-1,-1)]});j(a,'a_18',function(){return[new d('dir',-1,-1),new d('tir',-1,-1),new d('dur',-1,-1),new d('tur',-1,-1),new d('dür',-1,-1),new d('tür',-1,-1),new d('dır',-1,-1),new d('tır',-1,-1)]});j(a,'a_19',function(){return[new d('casına',-1,-1),new d('cesine',-1,-1)]});j(a,'a_20',function(){return[new d('di',-1,-1),new d('ti',-1,-1),new d('dik',-1,-1),new d('tik',-1,-1),new d('duk',-1,-1),new d('tuk',-1,-1),new d('dük',-1,-1),new d('tük',-1,-1),new d('dık',-1,-1),new d('tık',-1,-1),new d('dim',-1,-1),new d('tim',-1,-1),new d('dum',-1,-1),new d('tum',-1,-1),new d('düm',-1,-1),new d('tüm',-1,-1),new d('dım',-1,-1),new d('tım',-1,-1),new d('din',-1,-1),new d('tin',-1,-1),new d('dun',-1,-1),new d('tun',-1,-1),new d('dün',-1,-1),new d('tün',-1,-1),new d('dın',-1,-1),new d('tın',-1,-1),new d('du',-1,-1),new d('tu',-1,-1),new d('dü',-1,-1),new d('tü',-1,-1),new d('dı',-1,-1),new d('tı',-1,-1)]});j(a,'a_21',function(){return[new d('sa',-1,-1),new d('se',-1,-1),new d('sak',-1,-1),new d('sek',-1,-1),new d('sam',-1,-1),new d('sem',-1,-1),new d('san',-1,-1),new d('sen',-1,-1)]});j(a,'a_22',function(){return[new d('miş',-1,-1),new d('muş',-1,-1),new d('müş',-1,-1),new d('mış',-1,-1)]});j(a,'a_23',function(){return[new d('b',-1,1),new d('c',-1,2),new d('d',-1,3),new d('ğ',-1,4)]});j(a,'g_vowel',function(){return[17,65,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,32,8,0,0,0,0,0,0,1]});j(a,'g_U',function(){return[1,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,1]});j(a,'g_vowel1',function(){return[1,64,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1]});j(a,'g_vowel2',function(){return[17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,130]});j(a,'g_vowel3',function(){return[1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1]});j(a,'g_vowel4',function(){return[17]});j(a,'g_vowel5',function(){return[65]});j(a,'g_vowel6',function(){return[65]});var y={'src/stemmer.jsx':{Stemmer:u},'src/turkish-stemmer.jsx':{TurkishStemmer:a}}}(JSX))
diff --git a/sphinx/search/zh.py b/sphinx/search/zh.py
index 6c5b65d6be..cb75436eee 100644
--- a/sphinx/search/zh.py
+++ b/sphinx/search/zh.py
@@ -24,6 +24,7 @@ except ImportError:
 if False:
     # For type annotation
     from typing import Dict, List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 english_stopwords = set(u"""
 a  and  are  as  at
diff --git a/sphinx/setup_command.py b/sphinx/setup_command.py
index 072af6c911..87944167a6 100644
--- a/sphinx/setup_command.py
+++ b/sphinx/setup_command.py
@@ -29,6 +29,7 @@ from sphinx.util.osutil import abspath
 if False:
     # For type annotation
     from typing import Any, Dict, List, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class BuildDoc(Command):
diff --git a/sphinx/testing/path.py b/sphinx/testing/path.py
index 143bfd9940..20430ff230 100644
--- a/sphinx/testing/path.py
+++ b/sphinx/testing/path.py
@@ -15,6 +15,7 @@ from six import text_type
 if False:
     # For type annotation
     from typing import Any, Callable, IO, List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 FILESYSTEMENCODING = sys.getfilesystemencoding() or sys.getdefaultencoding()
diff --git a/sphinx/testing/util.py b/sphinx/testing/util.py
index cb2d9da4ab..eee8c86b9b 100644
--- a/sphinx/testing/util.py
+++ b/sphinx/testing/util.py
@@ -28,6 +28,7 @@ if False:
     # For type annotation
     from typing import List  # NOQA
     from typing import Any, Dict, Generator, IO, List, Pattern  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 __all__ = [
diff --git a/sphinx/theming.py b/sphinx/theming.py
index 6687dd27bb..1ab5b8124c 100644
--- a/sphinx/theming.py
+++ b/sphinx/theming.py
@@ -30,6 +30,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, Iterator, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 NODEFAULT = object()
 THEMECONF = 'theme.conf'
diff --git a/sphinx/transforms/__init__.py b/sphinx/transforms/__init__.py
index a0549569ed..e364b7c994 100644
--- a/sphinx/transforms/__init__.py
+++ b/sphinx/transforms/__init__.py
@@ -32,6 +32,7 @@ if False:
     from sphinx.config import Config  # NOQA
     from sphinx.domain.std import StandardDomain  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/transforms/i18n.py b/sphinx/transforms/i18n.py
index ec05ae05c5..b7f7f44941 100644
--- a/sphinx/transforms/i18n.py
+++ b/sphinx/transforms/i18n.py
@@ -33,6 +33,7 @@ if False:
     from typing import Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/transforms/post_transforms/__init__.py b/sphinx/transforms/post_transforms/__init__.py
index f21410caa1..c3ccede636 100644
--- a/sphinx/transforms/post_transforms/__init__.py
+++ b/sphinx/transforms/post_transforms/__init__.py
@@ -23,6 +23,7 @@ if False:
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.domains import Domain  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/transforms/post_transforms/code.py b/sphinx/transforms/post_transforms/code.py
index 66369285cb..8b785d7d2c 100644
--- a/sphinx/transforms/post_transforms/code.py
+++ b/sphinx/transforms/post_transforms/code.py
@@ -24,6 +24,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 HighlightSetting = NamedTuple('HighlightSetting', [('language', text_type),
diff --git a/sphinx/transforms/post_transforms/compat.py b/sphinx/transforms/post_transforms/compat.py
index 9bd3b33950..144b80e85d 100644
--- a/sphinx/transforms/post_transforms/compat.py
+++ b/sphinx/transforms/post_transforms/compat.py
@@ -27,6 +27,7 @@ if False:
     from sphinx.application import Sphinx  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/transforms/post_transforms/images.py b/sphinx/transforms/post_transforms/images.py
index 728b00c122..8e7744d64f 100644
--- a/sphinx/transforms/post_transforms/images.py
+++ b/sphinx/transforms/post_transforms/images.py
@@ -27,6 +27,7 @@ if False:
     # For type annotation
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/util/__init__.py b/sphinx/util/__init__.py
index e39cf8ae7c..eb5bd695c9 100644
--- a/sphinx/util/__init__.py
+++ b/sphinx/util/__init__.py
@@ -51,6 +51,7 @@ from sphinx.util.matching import patfilter  # noqa
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, IO, Iterable, Iterator, List, Pattern, Sequence, Set, Tuple, Union  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/util/compat.py b/sphinx/util/compat.py
index 4f41f311a3..548a57ef5d 100644
--- a/sphinx/util/compat.py
+++ b/sphinx/util/compat.py
@@ -26,6 +26,7 @@ if False:
     from typing import Any, Dict  # NOQA
     from sphinx.application import Sphinx  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def deprecate_source_parsers(app, config):
diff --git a/sphinx/util/console.py b/sphinx/util/console.py
index d62169adf9..2ce2bda762 100644
--- a/sphinx/util/console.py
+++ b/sphinx/util/console.py
@@ -22,6 +22,7 @@ except ImportError:
 if False:
     # For type annotation
     from typing import Dict  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 _ansi_re = re.compile('\x1b\\[(\\d\\d;){0,2}\\d\\dm')
diff --git a/sphinx/util/docfields.py b/sphinx/util/docfields.py
index be8189a6b6..92402ce3f6 100644
--- a/sphinx/util/docfields.py
+++ b/sphinx/util/docfields.py
@@ -20,6 +20,7 @@ if False:
     from typing import Any, Dict, List, Tuple  # NOQA
     from sphinx.domains import Domain  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def _is_single_paragraph(node):
diff --git a/sphinx/util/docstrings.py b/sphinx/util/docstrings.py
index bc4b96a56b..5cd12a1777 100644
--- a/sphinx/util/docstrings.py
+++ b/sphinx/util/docstrings.py
@@ -14,6 +14,7 @@ import sys
 if False:
     # For type annotation
     from typing import List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def prepare_docstring(s, ignore=1):
diff --git a/sphinx/util/docutils.py b/sphinx/util/docutils.py
index 8d94ccebc1..09bf12b6fb 100644
--- a/sphinx/util/docutils.py
+++ b/sphinx/util/docutils.py
@@ -41,6 +41,7 @@ if False:
     from sphinx.config import Config  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
     from sphinx.io import SphinxFileInput  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 __version_info__ = tuple(LooseVersion(docutils.__version__).version)
diff --git a/sphinx/util/fileutil.py b/sphinx/util/fileutil.py
index e6e851f92f..65a85c4265 100644
--- a/sphinx/util/fileutil.py
+++ b/sphinx/util/fileutil.py
@@ -22,6 +22,7 @@ if False:
     from typing import Callable, Dict, Union  # NOQA
     from sphinx.util.matching import Matcher  # NOQA
     from sphinx.util.template import BaseRenderer  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def copy_asset_file(source, destination, context=None, renderer=None):
diff --git a/sphinx/util/i18n.py b/sphinx/util/i18n.py
index eca5a8cf83..656112c8d9 100644
--- a/sphinx/util/i18n.py
+++ b/sphinx/util/i18n.py
@@ -34,6 +34,7 @@ if False:
     # For type annotation
     from typing import Callable, List, Set  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 LocaleFileInfoBase = namedtuple('CatalogInfo', 'base_dir,domain,charset')
 
diff --git a/sphinx/util/images.py b/sphinx/util/images.py
index d7e5de7874..eb47dd5e6b 100644
--- a/sphinx/util/images.py
+++ b/sphinx/util/images.py
@@ -34,6 +34,7 @@ except ImportError:
 if False:
     # For type annotation
     from typing import Dict, IO, List, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 mime_suffixes = OrderedDict([
     ('.gif', 'image/gif'),
diff --git a/sphinx/util/inspect.py b/sphinx/util/inspect.py
index 5f2bfe4619..ca7a5ef4e1 100644
--- a/sphinx/util/inspect.py
+++ b/sphinx/util/inspect.py
@@ -26,6 +26,7 @@ from sphinx.util.pycompat import NoneType
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, List, Tuple, Type  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/util/inventory.py b/sphinx/util/inventory.py
index 58ad8de333..cd0555d9d9 100644
--- a/sphinx/util/inventory.py
+++ b/sphinx/util/inventory.py
@@ -21,6 +21,7 @@ if False:
     from typing import Callable, Dict, IO, Iterator, Tuple  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.environment import BuildEnvironment  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
     Inventory = Dict[text_type, Dict[text_type, Tuple[text_type, text_type, text_type, text_type]]]  # NOQA
 
diff --git a/sphinx/util/jsdump.py b/sphinx/util/jsdump.py
index e7b1146a25..88e7cbfa8a 100644
--- a/sphinx/util/jsdump.py
+++ b/sphinx/util/jsdump.py
@@ -17,6 +17,7 @@ from six import integer_types
 if False:
     # For type annotation
     from typing import Any, Dict, IO, List, Match, Union  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 _str_re = re.compile(r'"(\\\\|\\"|[^"])*"')
 _int_re = re.compile(r'\d+')
diff --git a/sphinx/util/jsonimpl.py b/sphinx/util/jsonimpl.py
index e76ba6a0fd..557bc122ff 100644
--- a/sphinx/util/jsonimpl.py
+++ b/sphinx/util/jsonimpl.py
@@ -17,6 +17,7 @@ from six.moves import UserString
 if False:
     # For type annotation
     from typing import Any, IO  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class SphinxJSONEncoder(json.JSONEncoder):
diff --git a/sphinx/util/logging.py b/sphinx/util/logging.py
index 02bb12dd33..b13631673e 100644
--- a/sphinx/util/logging.py
+++ b/sphinx/util/logging.py
@@ -26,6 +26,7 @@ if False:
     from typing import Any, Dict, Generator, IO, List, Tuple, Type, Union  # NOQA
     from docutils import nodes  # NOQA
     from sphinx.application import Sphinx  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 NAMESPACE = 'sphinx'
diff --git a/sphinx/util/matching.py b/sphinx/util/matching.py
index 43e68949a5..7dd8100b48 100644
--- a/sphinx/util/matching.py
+++ b/sphinx/util/matching.py
@@ -14,6 +14,7 @@ import re
 if False:
     # For type annotation
     from typing import Callable, Dict, List, Match, Pattern  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def _translate_pattern(pat):
diff --git a/sphinx/util/math.py b/sphinx/util/math.py
index 58f8a17d0b..3c15b26b1a 100644
--- a/sphinx/util/math.py
+++ b/sphinx/util/math.py
@@ -14,6 +14,7 @@ if False:
     # For type annotation
     from docutils import nodes  # NOQA
     from sphinx.builders.html import HTMLTranslator  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 def get_node_equation_number(writer, node):
diff --git a/sphinx/util/nodes.py b/sphinx/util/nodes.py
index f98c72b370..a596060444 100644
--- a/sphinx/util/nodes.py
+++ b/sphinx/util/nodes.py
@@ -25,6 +25,7 @@ if False:
     from typing import Any, Callable, Iterable, List, Optional, Set, Tuple, Type  # NOQA
     from sphinx.builders import Builder  # NOQA
     from sphinx.utils.tags import Tags  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/util/osutil.py b/sphinx/util/osutil.py
index 1980766649..f2e2b60d55 100644
--- a/sphinx/util/osutil.py
+++ b/sphinx/util/osutil.py
@@ -29,6 +29,7 @@ from sphinx.deprecation import RemovedInSphinx30Warning, RemovedInSphinx40Warnin
 if False:
     # For type annotation
     from typing import Any, Iterator, List, Tuple, Union  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 # Errnos that we need.
 EEXIST = getattr(errno, 'EEXIST', 0)
diff --git a/sphinx/util/parallel.py b/sphinx/util/parallel.py
index 8b3edd3145..2c670b13c6 100644
--- a/sphinx/util/parallel.py
+++ b/sphinx/util/parallel.py
@@ -26,6 +26,7 @@ from sphinx.util import logging
 if False:
     # For type annotation
     from typing import Any, Callable, Dict, List, Sequence  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/util/png.py b/sphinx/util/png.py
index 88530d979a..6d1d5ea218 100644
--- a/sphinx/util/png.py
+++ b/sphinx/util/png.py
@@ -12,6 +12,10 @@
 import binascii
 import struct
 
+if False:
+    # For type annotation
+    from sphinx.util.typing import unicode  # NOQA
+
 
 LEN_IEND = 12
 LEN_DEPTH = 22
diff --git a/sphinx/util/pycompat.py b/sphinx/util/pycompat.py
index 1107427b6e..d132f61279 100644
--- a/sphinx/util/pycompat.py
+++ b/sphinx/util/pycompat.py
@@ -22,6 +22,7 @@ from sphinx.util import logging
 if False:
     # For type annotation
     from typing import Any, Callable, Generator  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/util/requests.py b/sphinx/util/requests.py
index 020cad08bd..c19e05cec2 100644
--- a/sphinx/util/requests.py
+++ b/sphinx/util/requests.py
@@ -78,6 +78,7 @@ if False:
     # For type annotation
     from typing import Any, Generator, Union  # NOQA
     from sphinx.config import Config  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 useragent_header = [('User-Agent',
                      'Mozilla/5.0 (X11; Linux x86_64; rv:25.0) Gecko/20100101 Firefox/25.0')]
diff --git a/sphinx/util/rst.py b/sphinx/util/rst.py
index c46389d7ed..a59b2b07ef 100644
--- a/sphinx/util/rst.py
+++ b/sphinx/util/rst.py
@@ -23,6 +23,7 @@ from sphinx.util import logging
 if False:
     # For type annotation
     from typing import Generator  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 symbols_re = re.compile(r'([!-\-/:-@\[-`{-~])')  # symbols without dot(0x2e)
 logger = logging.getLogger(__name__)
diff --git a/sphinx/util/smartypants.py b/sphinx/util/smartypants.py
index 03fc1816c3..231d0adde3 100644
--- a/sphinx/util/smartypants.py
+++ b/sphinx/util/smartypants.py
@@ -35,6 +35,7 @@ from sphinx.util.docutils import __version_info__ as docutils_version
 
 if False:  # For type annotation
     from typing import Iterable, Iterator, Tuple  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 langquotes = {'af':           u'“”‘’',
diff --git a/sphinx/util/stemmer/__init__.py b/sphinx/util/stemmer/__init__.py
index 43aef50325..309d1adbec 100644
--- a/sphinx/util/stemmer/__init__.py
+++ b/sphinx/util/stemmer/__init__.py
@@ -11,6 +11,10 @@
 
 from sphinx.util.stemmer.porter import PorterStemmer
 
+if False:
+    # For type annotation
+    from sphinx.util.typing import unicode  # NOQA
+
 try:
     from Stemmer import Stemmer as _PyStemmer
     PYSTEMMER = True
diff --git a/sphinx/util/stemmer/porter.py b/sphinx/util/stemmer/porter.py
index 4f2f1a0892..964b09a125 100644
--- a/sphinx/util/stemmer/porter.py
+++ b/sphinx/util/stemmer/porter.py
@@ -28,6 +28,10 @@
     :license: Public Domain ("can be used free of charge for any purpose").
 """
 
+if False:
+    # For type annotation
+    from sphinx.util.typing import unicode  # NOQA
+
 
 class PorterStemmer:
 
diff --git a/sphinx/util/tags.py b/sphinx/util/tags.py
index 4d0dc7f9a5..47295090dc 100644
--- a/sphinx/util/tags.py
+++ b/sphinx/util/tags.py
@@ -17,6 +17,7 @@ env = Environment()
 if False:
     # For type annotation
     from typing import Iterator, List  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class BooleanParser(Parser):
diff --git a/sphinx/util/template.py b/sphinx/util/template.py
index 01c772069f..4e078f3c43 100644
--- a/sphinx/util/template.py
+++ b/sphinx/util/template.py
@@ -22,6 +22,7 @@ if False:
     # For type annotation
     from typing import Dict  # NOQA
     from jinja2.loaders import BaseLoader  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class BaseRenderer:
diff --git a/sphinx/util/texescape.py b/sphinx/util/texescape.py
index 4ce2cfff8d..66b66a7f0a 100644
--- a/sphinx/util/texescape.py
+++ b/sphinx/util/texescape.py
@@ -14,6 +14,7 @@ from __future__ import unicode_literals
 if False:
     # For type annotation
     from typing import Dict  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 tex_replacements = [
     # map TeX special chars
diff --git a/sphinx/util/typing.py b/sphinx/util/typing.py
index 2cacc77854..2ac03c9161 100644
--- a/sphinx/util/typing.py
+++ b/sphinx/util/typing.py
@@ -13,7 +13,15 @@ from typing import Callable, Dict, List, Tuple
 
 from docutils import nodes
 from docutils.parsers.rst.states import Inliner
-from six import text_type
+from six import PY2, text_type
+
+
+# a typedef for unicode to make migration to mypy-py3 mode easy
+# Note: It will be removed after migrated (soon).
+if PY2:
+    unicode = text_type
+else:
+    unicode = str
 
 
 # common role functions
diff --git a/sphinx/versioning.py b/sphinx/versioning.py
index 56da86a4a4..9ae74fe208 100644
--- a/sphinx/versioning.py
+++ b/sphinx/versioning.py
@@ -25,6 +25,7 @@ if False:
     # For type annotation
     from typing import Any, Iterator  # NOQA
     from docutils import nodes  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 try:
     import Levenshtein
diff --git a/sphinx/writers/html.py b/sphinx/writers/html.py
index c296bc884b..b672b55e97 100644
--- a/sphinx/writers/html.py
+++ b/sphinx/writers/html.py
@@ -28,6 +28,7 @@ if False:
     # For type annotation
     from typing import Any  # NOQA
     from sphinx.builders.html import StandaloneHTMLBuilder  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/writers/html5.py b/sphinx/writers/html5.py
index 70154923ea..43438d59c8 100644
--- a/sphinx/writers/html5.py
+++ b/sphinx/writers/html5.py
@@ -27,6 +27,7 @@ if False:
     # For type annotation
     from typing import Any  # NOQA
     from sphinx.builders.html import StandaloneHTMLBuilder  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 logger = logging.getLogger(__name__)
diff --git a/sphinx/writers/latex.py b/sphinx/writers/latex.py
index bc07ebf13a..afa9a58d36 100644
--- a/sphinx/writers/latex.py
+++ b/sphinx/writers/latex.py
@@ -45,6 +45,7 @@ if False:
     from sphinx.builders.latex import LaTeXBuilder  # NOQA
     from sphinx.builders.latex import nodes as latexnodes  # NOQA
     from sphinx.domains import IndexEntry  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/writers/manpage.py b/sphinx/writers/manpage.py
index a822652866..5fe949b9a5 100644
--- a/sphinx/writers/manpage.py
+++ b/sphinx/writers/manpage.py
@@ -25,6 +25,7 @@ if False:
     # For type annotation
     from typing import Any  # NOQA
     from sphinx.builders import Builder  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/writers/texinfo.py b/sphinx/writers/texinfo.py
index 89bad4a25d..54a828c986 100644
--- a/sphinx/writers/texinfo.py
+++ b/sphinx/writers/texinfo.py
@@ -27,6 +27,7 @@ if False:
     from typing import Any, Callable, Dict, Iterator, List, Pattern, Set, Tuple, Union  # NOQA
     from sphinx.builders.texinfo import TexinfoBuilder  # NOQA
     from sphinx.domains import IndexEntry  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 logger = logging.getLogger(__name__)
 
diff --git a/sphinx/writers/text.py b/sphinx/writers/text.py
index c38d719db3..db27694d1f 100644
--- a/sphinx/writers/text.py
+++ b/sphinx/writers/text.py
@@ -24,6 +24,7 @@ if False:
     # For type annotation
     from typing import Any, Callable, Dict, List, Optional, Set, Tuple, Union  # NOQA
     from sphinx.builders.text import TextBuilder  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class Cell:
diff --git a/sphinx/writers/xml.py b/sphinx/writers/xml.py
index 1fa0ecee95..824fba3045 100644
--- a/sphinx/writers/xml.py
+++ b/sphinx/writers/xml.py
@@ -16,6 +16,7 @@ if False:
     # For type annotation
     from typing import Any, Tuple  # NOQA
     from sphinx.builders import Builder  # NOQA
+    from sphinx.util.typing import unicode  # NOQA
 
 
 class XMLWriter(BaseXMLWriter):