clean_folder.py

#!/usr/bin/python
##
# clean_folder  --  clean up temporary folders
##
# Deletes everything under a folder which hasn't been modified
# in a week. Deletes directories that are empty, too.
###

import os, sys, time

if (len(sys.argv) == 2) and (sys.argv[1] == '-d'):
    dryrun = True
else:
    dryrun = False

tmpdir = '/home/danny/tmp'
daysback = 7
cutofftime  = time.time() - (60 * 60 * 24 * daysback)

for d in os.walk(tmpdir, topdown=False):
    (dirpath, dirnames, filenames) = d
    for f in filenames:
        thisfile = os.path.join(dirpath, f)
        if (os.lstat(thisfile).st_mtime < cutofftime):
            try:
                if dryrun:
                    print "I would delete:", thisfile
                else:
                    os.remove(thisfile)
            except OSError, (errno, strerror):
                print "%s: OSError(%s): %s" % (d, errno, strerror)

    for d in dirnames:
        thisdir = os.path.join(dirpath, d)
        if not os.listdir(thisdir):
            try:
                if dryrun:
                    print "I would delete:", thisfile
                else:
                    os.rmdir(thisdir)
            except OSError, (errno, strerror):
                if (errno != 66):
                    print "%s: OSError(%s): %s" % (d, errno, strerror)