Make setup.py runnable

@@ -13,37 +13,41 @@ def open_file(fname):
     return open(os.path.join(os.path.dirname(__file__), fname))
 
 
-setup(
-    name='kappa',
-    version=__version__,
-    description='A CLI tool for AWS Lambda developers',
-    long_description=open_file('README.rst').read(),
-    url='https://github.com/garnaat/kappa',
-    author='Mitch Garnaat',
-    author_email='mitch@garnaat.com',
-    license='Apache License 2.0',
-    packages=['kappa', 'kappa.scripts'],
-    package_data={'kappa': ['_version']},
-    package_dir={'kappa': 'kappa'},
-    entry_points="""
-        [console_scripts]
-        kappa=kappa.scripts.cli:cli
-    """,
-    install_requires=open_file('requirements.txt').readlines(),
-    test_suite='tests',
-    include_package_data=True,
-    zip_safe=True,
-    classifiers=(
-        'Development Status :: 3 - Alpha',
-        'Intended Audience :: Developers',
-        'Intended Audience :: System Administrators',
-        'Natural Language :: English',
-        'License :: OSI Approved :: Apache Software License',
-        'Programming Language :: Python',
-        'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
-        'Programming Language :: Python :: 3.4',
-        'Programming Language :: Python :: 3.5'
-    ),
-)
+def run_setup():
+    setup(
+        name='kappa',
+        version=__version__,
+        description='A CLI tool for AWS Lambda developers',
+        long_description=open_file('README.rst').read(),
+        url='https://github.com/garnaat/kappa',
+        author='Mitch Garnaat',
+        author_email='mitch@garnaat.com',
+        license='Apache License 2.0',
+        packages=['kappa', 'kappa.scripts'],
+        package_data={'kappa': ['_version']},
+        package_dir={'kappa': 'kappa'},
+        entry_points="""
+            [console_scripts]
+            kappa=kappa.scripts.cli:cli
+        """,
+        install_requires=open_file('requirements.txt').readlines(),
+        test_suite='tests',
+        include_package_data=True,
+        zip_safe=True,
+        classifiers=(
+            'Development Status :: 3 - Alpha',
+            'Intended Audience :: Developers',
+            'Intended Audience :: System Administrators',
+            'Natural Language :: English',
+            'License :: OSI Approved :: Apache Software License',
+            'Programming Language :: Python',
+            'Programming Language :: Python :: 2.7',
+            'Programming Language :: Python :: 3',
+            'Programming Language :: Python :: 3.3',
+            'Programming Language :: Python :: 3.4',
+            'Programming Language :: Python :: 3.5'
+        ),
+    )
+
+if __name__ == '__main__':
+    run_setup()