fix-groups.py

import grp
import os
import sys
import subprocess

root = sys.argv[1]

for project_dir in os.listdir(root):
    project_dir = os.path.join(root, project_dir)
    for ws_dir in os.listdir(project_dir):
        ws_dir = os.path.join(project_dir, ws_dir)

        gid = os.stat(ws_dir).st_gid
        try:
            gid = grp.getgrgid(gid).gr_name
        except:
            pass
        print '%-80s: setting group to %05s' % (ws_dir, gid)
        subprocess.call(['chmod', '-R', '2770', ws_dir])
        subprocess.call(['chgrp', '-R', str(gid), ws_dir])