#!c:\python27\python.exe # -*- coding: utf-8 -*- import os import re from os import path from shutil import rmtree DEL_DIRS = None DEL_FILES = r'(.+?\.pyc$|.+?\.pyo$|.+?\.log$)' def del_dir(p):     """Delete a directory."""     if path.isdir(p):         rmtree(p)         print('D : %s' % p) def del_file(p):     """Delete a file."""     if path.isfile(p):         os.remove(p)         print('F : %s' % p) def gen_deletions(directory, del_dirs=DEL_DIRS, del_files=DEL_FILES):     """Generate deletions."""     patt_dirs = None if del_dirs == None else re.compile(del_dirs)     patt_files = None if del_files == None else re.compile(del_files)     for root, dirs, files in os.walk(directory):         if patt_dirs:             for d in dirs:                 if patt_dirs.match(d):                     yield path.join(root, d)         if patt_files:             for f in files:                  if patt_files.match(f):                     yield path.join(root, f) def confirm_deletions(directory):     import Tkinter     import tkMessageBox     root = Tkinter.Tk()     root.withdraw()     res = tkMessageBox.askokcancel("Confirm deletions?",         "Do you really wish to delete?\n\n"         "Working directory:\n%s\n\n"         "Delete conditions:\n(D)%s\n(F)%s"         % (directory, DEL_DIRS, DEL_FILES))     if res:         print('Processing...')         m, n = 0, 0         for p in gen_deletions(directory):             if path.isdir(p):                 del_dir(p)                 m += 1             elif path.isfile(p):                 del_file(p)                 n += 1         print('Clean %d dirs and %d files.' % (m, n))         root.destroy()     else:         print('Canceled.')         root.destroy()     root.mainloop() if __name__ == '__main__':     import sys     argv = sys.argv     directory = argv[1] if len(argv) >= 2 else os.getcwd()     confirm_deletions(directory)     # import subprocess     # subprocess.call("pause", shell=True)