docs: Show typehints in description

Author: tuxuser

docs/conf.py

@@ -69,7 +69,7 @@
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = 'en'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
@@ -181,3 +181,4 @@
 
 # -- Autodoc settings
 autodoc_member_order = 'bysource'
+autodoc_typehints = 'description'