Adding custom commands to python setup.py

commands.py

from setuptools import Command

class Compile(Command):
    description = "run a custom compile command"
    user_options = tuple()

    def run(self):
        print self.description

    def initialize_options(self):
        pass

    def finalize_options(self):
        pass

snippet of setup.py

    entry_points = {
        "distutils.commands" : [ "compile = package.commands:Compile" ]
    },