move most setuptools parameters over to setup.cfg

setup.cfg

@@ -3,10 +3,16 @@
 name = pytest
 description = pytest: simple powerful testing with Python
 long_description = file: README.rst
+url = "https://docs.pytest.org/en/latest/"
+project_urls =
+    Source=https://github.com/pytest-dev/pytest
+    Tracker=https://github.com/pytest-dev/pytest/issues
 
+author = Holger Krekel, Bruno Oliveira, Ronny Pfannschmidt, Floris Bruynooghe, Brianna Laugher, Florian Bruhin and others
 
+license = MIT license
 license_file = LICENSE
-
+keywords = test, unittest
 classifiers =
     Development Status :: 6 - Mature
     Intended Audience :: Developers
@@ -24,7 +30,25 @@ classifiers =
     Programming Language :: Python :: 3.5
     Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
+platforms = unix, linux, osx, cygwin, win32
 
+[options]
+zip_safe = no
+packages =
+    _pytest
+    _pytest.assertion
+    _pytest._code
+    _pytest.mark
+    _pytest.config
+
+py_modules = pytest
+python_requires = >=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*
+
+
+[options.entry_points]
+console_scripts =
+	pytest=pytest:main
+	py.test=pytest:main
 
 [build_sphinx]
 source-dir = doc/en/

setup.py

@@ -2,9 +2,10 @@ import os
 from setuptools import setup
 
 
-def main():
-    install_requires = [
-        "py>=1.5.0",  # if py gets upgrade to >=1.6, remove _width_of_current_line in terminal.py
+# TODO: if py gets upgrade to >=1.6,
+#       remove _width_of_current_line in terminal.py
+INSTALL_REQUIRES = [
+    "py>=1.5.0",
     "six>=1.10.0",
     "setuptools",
     "attrs>=17.4.0",
@@ -14,40 +15,20 @@ def main():
     'pathlib2>=2.2.0;python_version<"3.6"',
     'colorama;sys_platform=="win32"',
 ]
+
+
 # if _PYTEST_SETUP_SKIP_PLUGGY_DEP is set, skip installing pluggy;
 # used by tox.ini to test with pluggy master
 if "_PYTEST_SETUP_SKIP_PLUGGY_DEP" not in os.environ:
-        install_requires.append("pluggy>=0.7")
+    INSTALL_REQUIRES.append("pluggy>=0.7")
 
+
+def main():
     setup(
         use_scm_version={"write_to": "src/_pytest/_version.py"},
-        url="https://docs.pytest.org/en/latest/",
-        project_urls={
-            "Source": "https://github.com/pytest-dev/pytest",
-            "Tracker": "https://github.com/pytest-dev/pytest/issues",
-        },
-        license="MIT license",
-        platforms=["unix", "linux", "osx", "cygwin", "win32"],
-        author=(
-            "Holger Krekel, Bruno Oliveira, Ronny Pfannschmidt, "
-            "Floris Bruynooghe, Brianna Laugher, Florian Bruhin and others"
-        ),
-        entry_points={"console_scripts": ["pytest=pytest:main", "py.test=pytest:main"]},
-        keywords="test unittest",
-        # the following should be enabled for release
-        setup_requires=["setuptools-scm", "setuptools>30.3"],
+        setup_requires=["setuptools-scm", "setuptools>=30.3"],
         package_dir={"": "src"},
-        python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*",
-        install_requires=install_requires,
-        packages=[
-            "_pytest",
-            "_pytest.assertion",
-            "_pytest._code",
-            "_pytest.mark",
-            "_pytest.config",
-        ],
-        py_modules=["pytest"],
-        zip_safe=False,
+        install_requires=INSTALL_REQUIRES,
     )