cd /tmp
mkdir py-test
cd py-test
touch __init__.py

from setuptools import setup, find_packages
from pkg_resources import parse_version

setup(
    name = "py-test",
    version = "1.0",
    packages = ["."],
    dependency_links = [
        "git+https://github.com/wxWidgets/wxPython.git"
    ],
    install_requires = ["wxPython"],
)