Switched to an alternate style for getting the wheel version string

There was a problem getting the version from the correct place on ReadTheDocs and this attempts to fix that.

1 files changed, 13 insertions, 6 deletions

diff --git a/docs/conf.py b/docs/conf.py
index e9a5b35..18a29b9 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -10,8 +10,9 @@
 #
 # All configuration values have a default; values that are commented out
 # serve to show the default.
-
-import pkg_resources
+import io
+import os
+import re
 
 # 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
@@ -47,10 +48,16 @@ copyright = u'2012, Daniel Holth'
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
-# The short X.Y version.
-version = pkg_resources.working_set.by_key['wheel'].version
-# The full version, including alpha/beta/rc tags.
-release = version
+here = os.path.abspath(os.path.dirname(__file__))
+with io.open(os.path.join(here, '..', 'wheel', '__init__.py'),
+             encoding='utf8') as version_file:
+    match = re.search(r'__version__ = "((\d+\.\d+\.\d+).*)"',
+                      version_file.read())
+    # The short X.Y version.
+    version = match.group(2)
+
+    # The full version, including alpha/beta/rc tags.
+    release = match.group(1)
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.