Limpieza de backups viejos de Windows

limpieza_backup.py

#!/usr/bin/env python3

"""
Module Docstring
"""

__author__ = "Alejandro Amaral"
__author__ = "Emmanuel Arcumano"
__version__ = "0.0.1"
__license__ = "MIT"

"""
USO: 
    limpieza_backup.py /path/al/directorio/raiz

    Ejemplo:
    ./limpieza_backup.py /var/shares
"""

import os, sys
from datetime import datetime, timedelta
from shutil import rmtree


def main(baseDir):
    """ Main entry point of the app """
    with os.scandir(baseDir) as entries:
        for i, entry in enumerate(entries):
            if not entry.name.startswith('.') and entry.is_dir():
                with os.scandir(entry.path) as backupDir:
                    for i, bd in enumerate(backupDir):
                        if not bd.name.startswith('.') and bd.is_dir():
                            with os.scandir(bd.path) as winback:
                                for i, wb in enumerate(winback):
                                    if not wb.name.startswith('.') and wb.is_dir() and wb.name.startswith('Backup Set'):
                                        fecha=(datetime.fromtimestamp(wb.stat(follow_symlinks=False).st_mtime)) - datetime.today()
                                        # Si el backup tiene más de 90 días limpiarlo.
                                        if (fecha.days < -90):
                                            print('Eliminando ' + wb.path)
                                            # Para depurar es necesario apretar enter para eliminar. Con Ctrl+C se detiene el script
                                            #input("Press Enter to continue...")
                                            rmtree(wb.path)



if __name__ == "__main__":
    """ This is executed when run from the command line """
    main(sys.argv[1])