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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_archives_to_prune(archives, hook_data):
 """Return list of keys to delete."""

    files_to_skip = []
    for i in ['current_archive_filename', 'old_archive_filename']:
        if hook_data.get(i):
            files_to_skip.append(hook_data[i])
    archives.sort(key=itemgetter('LastModified'),
                  reverse=False)  # sort from oldest to newest
    # Drop all but last 15 files
    return [i['Key'] for i in archives[:-15] if i['Key'] not in files_to_skip]