Improvements for version

- __version__ replaced by get_version/get_release.
  This speeds up loading of the library.
- Added release version to doc header.

Change-Id: I86ca4473b9fc56507131f2f50acdba3b9ae1bd7a

doc/source/conf.py

@@ -15,6 +15,8 @@
 import os
 import sys
 
+import pbr
+
 sys.path.insert(0, os.path.abspath('../..'))
 # -- General configuration ----------------------------------------------------
 
@@ -27,6 +29,10 @@ extensions = [
     'oslosphinx'
 ]
 
+version = pbr.version.VersionInfo('os_faults').version_string()
+# The full version, including alpha/beta/rc tags.
+release = pbr.version.VersionInfo('os_faults').release_string()
+
 # autodoc generation is a bit aggressive and a nuisance when doing heavy
 # text edit cycles.
 # execute "export SPHINX_DEBUG=1" in your terminal to disable

doc/source/index.rst

@@ -1,6 +1,6 @@
-=========
-OS-Faults
-=========
+===================
+OS-Faults |release|
+===================
 
 **OpenStack fault-injection library**
 

os_faults/__init__.py

@@ -21,7 +21,13 @@ from os_faults.api import error
 from os_faults.api import human
 from os_faults import registry
 
-__version__ = pbr.version.VersionInfo('os_faults').version_string()
+
+def get_version():
+    return pbr.version.VersionInfo('os_faults').version_string()
+
+
+def get_release():
+    return pbr.version.VersionInfo('os_faults').release_string()
 
 
 APPDIRS = appdirs.AppDirs(appname='openstack', appauthor='OpenStack')