setup.py sdist: store version into the archive

MANIFEST.in

@@ -1 +1,2 @@
+include VERSION
 recursive-include entrouvert/djommon/locale *.po *.mo

setup.py

@@ -3,12 +3,15 @@
 ''' Setup script for python-entrouvert
 '''
 
+import glob
+import re
 import sys
+import os
 
 from setuptools import setup, find_packages
 from setuptools.command.install_lib import install_lib as _install_lib
 from distutils.command.build import build as _build
-from distutils.command.sdist import sdist  as _sdist
+from distutils.command.sdist import sdist
 from distutils.cmd import Command
 
 class compile_translations(Command):
@@ -22,8 +25,6 @@ class compile_translations(Command):
         pass
 
     def run(self):
-        import os
-        import sys
         try:
             from django.core.management.commands.compilemessages import \
                     compile_messages
@@ -43,17 +44,34 @@ class compile_translations(Command):
 class build(_build):
     sub_commands = [('compile_translations', None)] + _build.sub_commands
 
+class eo_sdist(sdist):
+
+    def run(self):
+        print "creating VERSION file"
+        if os.path.exists('VERSION'):
+            os.remove('VERSION')
+        version = get_version()
+        version_file = open('VERSION', 'w')
+        version_file.write(version)
+        version_file.close()
+        sdist.run(self)
+        print "removing VERSION file"
+        if os.path.exists('VERSION'):
+            os.remove('VERSION')
+
 class install_lib(_install_lib):
     def run(self):
         self.run_command('compile_translations')
         _install_lib.run(self)
 
 def get_version():
-    import glob
-    import re
-    import os
 
     version = None
+    if os.path.exists('VERSION'):
+        version_file = open('VERSION', 'r')
+        version = version_file.read()
+        version.close()
+        return version
     for d in glob.glob('*'):
         if not os.path.isdir(d):
             continue
@@ -97,5 +115,6 @@ setup(name="python-entrouvert",
       ],
       dependency_links=[],
       cmdclass={'build': build, 'install_lib': install_lib,
-          'compile_translations': compile_translations,},
+          'compile_translations': compile_translations,
+          'sdist': eo_sdist},
 )