Merge pull request #146 from RonnyPfannschmidt/setup/fix_version

merging the pr that fixes obtaining the own version
i'm leaving all commits in place since i used some to do release testing

Author: RonnyPfannschmidt

CHANGELOG.rst

@@ -1,3 +1,9 @@
+v1.15.3
+=======
+
+* bring back correctly getting our version in the own sdist, finalizes #114
+
+
 v1.15.2
 =======
 

setup.py

@@ -24,6 +24,19 @@
         sys.exit('please run `python setup.py egg_info` first')
 
 
+def _find_hackish_version():
+    here = os.path.dirname(os.path.abspath(__file__))
+    sys.path.insert(0, here)
+    from setuptools_scm.hacks import parse_pkginfo
+    from setuptools_scm import get_version
+    try:
+        return get_version(
+            root=here, parse=parse_pkginfo,
+            **scm_config())
+    except IOError:
+        pass
+
+
 def scm_config():
     from setuptools_scm.version import (
         guess_next_dev_version,
@@ -38,13 +51,15 @@ def scm_config():
 with open('README.rst') as fp:
     long_description = fp.read()
 
+found_version = _find_hackish_version()
 
 arguments = dict(
     name='setuptools_scm',
     url='https://github.com/pypa/setuptools_scm/',
     zip_safe=True,
+    version=found_version,
     # pass here since entrypints are not yet registred
-    use_scm_version=scm_config,
+    use_scm_version=found_version is None and scm_config,
     author='Ronny Pfannschmidt',
     author_email='[email protected]',
     description=('the blessed package to manage your versions by scm tags'),

testing/runtests_travis.py

@@ -4,11 +4,14 @@
 import os
 
 if os.environ.get('TOXENV'):
+    # normal tox run, lets jsut have tox do its job
     import tox
     tox.cmdline()
 elif os.environ.get('SELFINSTALL'):
+    # self install testing needs some clarity
+    # so its being executed without any other tools running
     call('python setup.py sdist', shell=True)
     call('easy_install dist/*', shell=True)
     import pkg_resources
     dist = pkg_resources.get_distribution('setuptools_scm')
-    assert set(dist.version) != set(".0"), dist.version
+    assert set(dist.version) == set(".0"), dist.version