_get_setuptools_data_files.py

#!/usr/bin/env python

import glob
import os
import setuptools
import sys
import types

def show_all_files(*args, **kw):
    # package files
    for pkg in setuptools.find_packages():
        pkg_dir = pkg.replace('.', os.path.sep)
        for fname in glob.glob(os.path.join(pkg_dir, '*.py')):
            print fname

    # scripts
    if 'scripts' in kw:
        for fname in kw['scripts']:
            print fname

    # data_files
    if 'data_files' in kw:
        file_lists = dict(kw['data_files']).values()
        for fnames in file_lists:
            if isinstance(fnames, types.StringTypes):
                print fnames
            else:
                for fname in fnames:
                    print fname

setuptools.setup = show_all_files

import setup