Merge pull request #6453 from abergeron/fix_version

doc/internal/how_to_release.txt

@@ -37,6 +37,8 @@ Update the year in the ``Theano/LICENSE.txt`` file too, if necessary.
 ``NEWS.txt`` usually contains the name and date of the release, change them
 too.
 
+Update the fallback version in ``setup.py``.
+
 Update the code and the documentation for the theano flags
 ``warn.ignore_bug_before`` to accept the new version. You must modify the
 file ``theano/configdefaults.py`` and ``doc/library/config.txt``.
@@ -48,7 +50,7 @@ You will need to commit the previous changes, tag the resulting version, and
 push that into the original repository. The syntax is something like the
 following::
 
-    git commit -m "Modifications for 0.X.Y release" doc/conf.py NEWS.txt HISTORY.txt theano/configdefaults.py doc/library/config.txt
+    git commit -m "Modifications for 0.X.Y release" setup.py doc/conf.py NEWS.txt HISTORY.txt theano/configdefaults.py doc/library/config.txt
     git tag -a rel-0.X.Y
     git push
     git push --tags

setup.py

@@ -16,6 +16,7 @@ except ImportError:
 
 import versioneer
 
+FALLBACK_VERSION="0.10.0beta3+unknown"
 
 CLASSIFIERS = """\
 Development Status :: 4 - Beta
@@ -70,9 +71,15 @@ def find_packages(where='.', exclude=()):
     return out
 
 
+version_data = versioneer.get_versions()
+
+if version_data['error'] is not None:
+    version_data['version'] = FALLBACK_VERSION
+
+
 def do_setup():
     setup(name=NAME,
-          version=versioneer.get_version(),
+          version=version_data['version'],
           description=DESCRIPTION,
           long_description=LONG_DESCRIPTION,
           classifiers=CLASSIFIERS,