Move version to setup.py, fix enum34 requirement.

PiperOrigin-RevId: 204999443

gin/__init__.py

@@ -14,8 +14,6 @@
 # limitations under the License.
 
 """Init file for Gin."""
-__version__ = '0.1.1.1'
-
 from gin.config import bind_parameter
 from gin.config import clear_config
 from gin.config import config_is_locked

setup.py

@@ -23,22 +23,27 @@
 
 import codecs
 from os import path
-import gin
+import sys
 from setuptools import find_packages
 from setuptools import setup
 
+_VERSION = '0.1.1.2'
+
 here = path.abspath(path.dirname(__file__))
 
 # Get the long description from the README file
 with codecs.open(path.join(here, 'README.md'), encoding='utf-8') as f:
   long_description = f.read()
 
-install_requires = ['six >= 1.10.0', 'enum34;python_version<"3.4"']
+install_requires = ['six >= 1.10.0']
 test_requirements = ['six >= 1.10.0', 'absl-py >= 0.1.6']
 
+if sys.version_info < (3, 4):
+  install_requires.append('enum34 >= 1.1.6')
+
 setup(
     name='gin-config',
-    version=gin.__version__,
+    version=_VERSION,
     include_package_data=True,
     packages=find_packages(exclude=['docs']),  # Required
     package_data={'testdata': ['testdata/*.gin']},