delete_thumbs_db.py

#!/usr/bin/env python
"""
Ahh those pesky Thumbs.db files...
This simple module removes them all from your disk.
It also exposes a utility function get_file_list()
that returns the full path of files that matches a list of patterns.
Written by Caglar Toklu.
"""

import sys
import os
import fnmatch


def get_file_list(top=".", lst_patterns=None):
    """
    Returns the file list starting from the specified directory top.
    top is a string indicating the directory to start the search.
    lst_patterns is a list of strings indicating patterns to select files.
    Required imports:
        import sys
        import os
        import fnmatch
    """
    if lst_patterns == None:
        lst_patterns = ["*"]
    lst_files_selected = []
    for root, dirs, files in os.walk(top, topdown=False):
        # The following exists only to use 'dirs' and make Pylint happy.
        # It has absolutely no effect.
        sys.stdout.write(str(type(dirs))[:0])

        for file_name in files:
            full_file_name = os.path.join(root, file_name)
            matched = False
            for a_pattern in lst_patterns:
                if fnmatch.fnmatch(file_name, a_pattern):
                    matched = True
                    break
            if matched:
                lst_files_selected.append(os.path.normpath(full_file_name))
    return lst_files_selected


def delete_thumbs_db_files():
    """
    Deletes all the thumbs.db files from your disk.
    """
    lst_patterns = ["thumbs.db"]
    print "Building file list, please wait..."
    lst_files_selected = get_file_list("/", lst_patterns)
    print len(lst_files_selected), "found."
    deleted = 0
    failed = 0
    for full_file_name in lst_files_selected:
        try:
            os.remove(full_file_name)
            deleted = deleted + 1
            print "OK:", full_file_name
        except WindowsError:
            print "FAIL:", full_file_name
            failed = failed + 1
        except:
            print "FAIL:", full_file_name
            failed = failed + 1
    print deleted, "file(s) successfully deleted", failed, "failed."


def main():
    """
    The entry point of the module.
    """
    delete_thumbs_db_files()

if __name__ == '__main__':
    main()