Removes files matching a pattern from a directory

def remove_files_in_dir(dpath, fname_pattern_list='*', recursive=False,
                        verbose=VERBOSE, dryrun=False, ignore_errors=False):
    """ Removes files matching a pattern from a directory """
    if isinstance(fname_pattern_list, six.string_types):
        fname_pattern_list = [fname_pattern_list]
    if verbose > 2:
        print('[util_path] Removing files:')
        print('  * from dpath = %r ' % dpath)
        print('  * with patterns = %r' % fname_pattern_list)
        print('  * recursive = %r' % recursive)
    num_removed, num_matched = (0, 0)
    if not exists(dpath):
        msg = ('!!! dir = %r does not exist!' % dpath)
        if verbose:
            print(msg)
        warnings.warn(msg, category=UserWarning)
    for root, dname_list, fname_list in os.walk(dpath):
        for fname_pattern in fname_pattern_list:
            for fname in fnmatch.filter(fname_list, fname_pattern):
                num_matched += 1
                num_removed += remove_file(join(root, fname),
                                           ignore_errors=ignore_errors,
                                           dryrun=dryrun,
                                           verbose=verbose > 5)
        if not recursive:
            break
    if verbose > 0:
        print('[util_path] ... Removed %d/%d files' % (num_removed, num_matched))
    return True