add git commit hash to version string

setup.py

@@ -1,7 +1,10 @@
 #! /usr/bin/env python
 
-import os
 from distutils.core import setup
+from datetime import datetime
+import os
+import subprocess
+
 from quixote.ptl.qx_distutils import qx_build_py
 
 local_cfg = None
@@ -20,9 +23,18 @@ def data_tree(destdir, sourcedir):
                 dirs.remove(vcs_dirname)
     return r
 
+def get_version():
+    from wcs import __version__ as version
+    if os.path.exists('.git'):
+        p = subprocess.Popen(['git','log','--oneline','HEAD~..'],
+                stdout=subprocess.PIPE)
+        result = p.communicate()[0]
+        version += '+%s.%s' % (datetime.today().strftime('%Y%m%d'), result.split()[0])
+    return version
+
 setup(
         name = 'wcs',
-        version = '1.9',
+        version=get_version(),
         maintainer = "Frederic Peters",
         maintainer_email = "fpeters@entrouvert.com",
         url = "http://wcs.labs.libre-entreprise.org",

wcs/__init__.py

@@ -18,6 +18,7 @@ import sys
 import os
 sys.path.insert(0, os.path.dirname(__file__))
 
+__version__ = '1.9'
 
 import qommon