setup adapted. Version number on three positions

djangocms_video/__init__.py

@@ -1 +1 @@
-__version__ = '0.1'
+__version__ = '0.1.0'

setup.py

@@ -1,7 +1,12 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
+
+import glob
+import re
+import sys
+import os
+
 from setuptools import setup
-from djangocms_video import __version__
 
 CLASSIFIERS = [
     'Development Status :: 5 - Production/Stable',
@@ -18,9 +23,42 @@ CLASSIFIERS = [
     'Programming Language :: Python :: 2.7',
 ]
 
+def get_version():
+
+    version = None
+    if os.path.exists('VERSION'):
+        version_file = open('VERSION', 'r')
+        version = version_file.read()
+        version_file.close()
+        return version
+    for d in glob.glob('*'):
+        if not os.path.isdir(d):
+            continue
+        module_file = os.path.join(d, '__init__.py')
+        if not os.path.exists(module_file):
+            continue
+        for v in re.findall("""__version__ *= *['"](.*)['"]""",
+                open(module_file).read()):
+            assert version is None
+            version = v
+        if version:
+            break
+    assert version is not None
+    if os.path.exists('.git'):
+        import subprocess
+        p = subprocess.Popen(['git','describe','--dirty','--match=v*'],
+                stdout=subprocess.PIPE)
+        result = p.communicate()[0]
+        assert p.returncode == 0, 'git returned non-zero'
+        new_version = result.split()[0][1:]
+        assert new_version.split('-')[0] == version, '__version__ must match the last git annotated tag'
+        version = new_version.replace('-', '.')
+    return version
+
+
 setup(
     name='djangocms-video',
-    version=__version__,
+    version=get_version(),
     description='Video plugin for django CMS',
     author='Divio AG',
     author_email='info@divio.ch',