remove-old-files.py

   1 #!/usr/bin/env python
   2
   3 from __future__ import print_function
   4 import argparse
   5 from datetime import datetime, timedelta
   6 import os
   7
   8 if __name__ == '__main__':
   9     parser = argparse.ArgumentParser(description='Remove old files')
  10     parser.add_argument('-o', '--older', required=True, type=int,
  11                         help='remove files older than this (in days)')
  12     parser.add_argument('start_dir', help='start from this directory')
  13     args = parser.parse_args()
  14
  15     count = errors = size = 0
  16     now = datetime.now()
  17
  18     for dirpath, dirnames, filenames in os.walk(args.start_dir, topdown=False):
  19         for fname in filenames:
  20             file_path = os.path.join(dirpath, fname)
  21             file_modified = datetime.fromtimestamp(os.path.getmtime(file_path))
  22             if file_modified + timedelta(days=args.older) < now:
  23                 count += 1
  24                 size += os.path.getsize(file_path)
  25                 try:
  26                     os.remove(file_path)
  27                 except OSError:
  28                     errors += 1
  29
  30     print("Removed {0:d} files, freed {1:d} bytes, {2:d} errors".format(
  31           count, size, errors))