Fix/setuptools

setup.py

@@ -1,24 +1,20 @@
-import sys
-if sys.version_info < (2, 7):
-    print(sys.stderr, "{}: need Python 2.7 or later.".format(sys.argv[0]))
-    print(sys.stderr, "Your Python is {}".format(sys.version))
-    sys.exit(1)
-
 from setuptools import setup, find_packages
 
+
 setup(
-    name = "python-json-logger",
-    version = "0.1.9",
-    url = "http://github.com/madzak/python-json-logger",
-    license = "BSD",
-    description = "A python library adding a json log formatter",
-    author = "Zakaria Zajac",
-    author_email = "zak@madzak.com",
-    package_dir = {'': 'src'},
-    packages = find_packages("src", exclude="tests"),
-    test_suite = "tests.tests",
-    install_requires = ['setuptools'],
-    classifiers = [
+    name="python-json-logger",
+    version="0.1.9",
+    url="http://github.com/madzak/python-json-logger",
+    license="BSD",
+    description="A python library adding a json log formatter",
+    author="Zakaria Zajac",
+    author_email="zak@madzak.com",
+    package_dir={'': 'src'},
+    packages=find_packages("src", exclude="tests"),
+    # https://packaging.python.org/guides/distributing-packages-using-setuptools/#python-requires
+    python_requires='>=2.7',
+    test_suite="tests.tests",
+    classifiers=[
         'Development Status :: 3 - Alpha',
         'Intended Audience :: Developers',
         'License :: OSI Approved :: BSD License',