Include version number automatically in documentation.

Author: ftobia

docs/source/conf.py

@@ -15,6 +15,8 @@
 import sys
 import os
 
+__here__ = os.path.abspath(os.path.dirname(__file__))
+
 # 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.
@@ -55,10 +57,11 @@
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
+exec(open(os.path.join(__here__, '..', '..', 'pytest_ordering', '_version.py')).read())
 # The short X.Y version.
-version = '0.1'
+version = __version__
 # The full version, including alpha/beta/rc tags.
-release = '0.1'
+release = __version__
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.