from pathlib import Path


def delete_files(folder_path: Path):
    """
    删除目录下所有非 .mp4 的文件
    注意，不遍历子文件夹，仅处理当前层级
    """
    # Iterate over each item in the directory
    for item in folder_path.iterdir():
        # Check if the item is a file and not an .mp4 file
        if item.is_file() and not item.name.endswith('.mp4'):
            # Delete the file
            item.unlink()
            print(f"Deleted: {item}")


if __name__ == '__main__':
    folder_path = Path(r'D:\云盘下载\产品管理')
    delete_files(folder_path)