Add pytest package.

docs/conf.py

@@ -19,7 +19,7 @@ import os
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
-#sys.path.insert(0, os.path.abspath('.'))
+sys.path.insert(0, os.path.abspath('..'))
 
 # -- General configuration ------------------------------------------------
 
@@ -31,7 +31,6 @@ import os
 # ones.
 extensions = [
     'sphinx.ext.autodoc',
-    'sphinx_autodoc_typehints',
     'sphinx.ext.doctest',
     'sphinx.ext.intersphinx',
     'sphinx.ext.todo',

requirements.txt

@@ -3,10 +3,11 @@ Babel==2.2.0
 docutils==0.12
 Jinja2==2.8
 MarkupSafe==0.23
+py==1.4.31
 Pygments==2.1
+pytest==2.8.7
 pytz==2015.7
 six==1.10.0
 snowballstemmer==1.2.1
 Sphinx==1.3.5
-sphinx-autodoc-typehints==1.0.3
 sphinx-rtd-theme==0.1.9