Cleaning up packaging

MANIFEST.in

@@ -1,3 +1,9 @@
+# description
+include README.rst
+
+# version
+include wc_rules/VERSION
+
 # license
 include LICENSE
 

README.md

@@ -1,4 +1,4 @@
-<!-- [![PyPI package](https://img.shields.io/pypi/v/wc_rules.svg)](https://pypi.python.org/pypi/wc_rules) --> 
+[//]: # ( [![PyPI package](https://img.shields.io/pypi/v/wc_rules.svg)](https://pypi.python.org/pypi/wc_rules) )
 [![Documentation](https://readthedocs.org/projects/wc_rules/badge/?version=latest)](http://wc_rules.readthedocs.org)
 [![Test results](https://circleci.com/gh/KarrLab/wc_rules.svg?style=shield)](https://circleci.com/gh/KarrLab/wc_rules)
 [![Test coverage](https://coveralls.io/repos/github/KarrLab/wc_rules/badge.svg)](https://coveralls.io/github/KarrLab/wc_rules)

setup.cfg

@@ -1,6 +1,3 @@
-[metadata]
-description-file = README.rst
-
 [bdist_wheel]
 universal = 1
 

setup.py

@@ -3,7 +3,18 @@
 
 from setuptools import setup, find_packages
 from wc_utils.util.install import parse_requirements, install_dependencies
-import wc_rules
+import os
+
+# get long description
+if os.path.isfile('README.rst'):
+    with open('README.rst', 'r') as file:
+        long_description = file.read()
+else:
+    long_description = ''
+
+# get version
+with open('wc_rules/VERSION', 'r') as file:
+    version = file.read().strip()
 
 # parse dependencies and links from requirements.txt files
 with open('requirements.txt', 'r') as file:
@@ -18,16 +29,21 @@
 # install package
 setup(
     name="wc_rules",
-    version=wc_rules.__version__,
+    version=version,
     description="Language for describing whole-cell models",
+    long_description=long_description,
     url="https://github.com/KarrLab/wc_rules",
-    download_url='https://github.com/KarrLab/wc_rules/tarball/{}'.format(wc_rules.__version__),
+    download_url='https://github.com/KarrLab/wc_rules',
     author="John Sekar",
     author_email="johnarul.sekar@gmail.com",
     license="MIT",
     keywords='whole-cell systems biology',
     packages=find_packages(exclude=['tests', 'tests.*']),
-    package_data={},
+    package_data={
+        'wc_rules': [
+            'VERSION',
+        ],
+    },
     install_requires=install_requires,
     tests_require=tests_require,
     dependency_links=dependency_links,

wc_rules/VERSION

@@ -0,0 +1 @@
+0.0.1

wc_rules/__init__.py

@@ -1 +1,5 @@
-__version__ = '0.0.1'
+import pkg_resources
+
+with open(pkg_resources.resource_filename('wc_rules', 'VERSION'), 'r') as file:
+    __version__ = file.read().strip()
+# :obj:`str`: version