def get_progress(processed, total):
    """
    Based on how many items were processed and how many items are there in total
    return string representing progress (e.g. "Progress: 54%")
    :param processed: number of already processed items
    :param total: total number of items to be processed
    :return: string with current progress
    """
    progress = processed / total * 100
    return "Progress: %.2f%%" % round(progress, 2)