Upload data/images/compress.py with huggingface_hub
Browse files- data/images/compress.py +63 -0
data/images/compress.py
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import os
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import shutil
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import math
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from tqdm import tqdm
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def split_and_compress_directory(src_dir, dst_base_dir, num_parts=5):
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"""
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将源目录分割成多个等大小的部分并压缩
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Args:
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src_dir (str): 源目录路径
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dst_base_dir (str): 目标基础目录
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num_parts (int): 要分割的部分数量
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"""
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# 确保目标目录存在
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os.makedirs(dst_base_dir, exist_ok=True)
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# 获取所有文件路径
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all_files = []
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for dirpath, _, filenames in os.walk(src_dir):
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for f in filenames:
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all_files.append(os.path.join(dirpath, f))
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# 计算每部分的文件数量
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files_per_part = math.ceil(len(all_files) / num_parts)
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# 分割并压缩
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for i in range(num_parts):
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part_name = f"part_{i+1}"
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start_idx = i * files_per_part
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end_idx = min((i + 1) * files_per_part, len(all_files))
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# 创建当前部分的文件列表
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current_files = all_files[start_idx:end_idx]
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print(f"\n处理第 {i+1}/{num_parts} 部分...")
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# 使用tqdm显示进度
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for src_file in tqdm(current_files, desc=f"复制文件到 {part_name}"):
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# 保持目录结构
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rel_path = os.path.relpath(src_file, src_dir)
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dst_file = os.path.join(dst_base_dir, part_name, rel_path)
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# 确保目标目录存在
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os.makedirs(os.path.dirname(dst_file), exist_ok=True)
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# 复制文件
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shutil.copy2(src_file, dst_file)
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# 压缩当前部分
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part_dir = os.path.join(dst_base_dir, part_name)
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shutil.make_archive(part_dir, 'zip', part_dir)
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# 删除未压缩的目录
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shutil.rmtree(part_dir)
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print(f"完成 {part_name} 的压缩")
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# 使用示例
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src_directory = "/mnt/HDD_16TB/jusheng_files/Align3D-130/objaverse10/images"
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dst_directory = "/mnt/HDD_16TB/jusheng_files/Align3D-130/objaverse10/img_compress"
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split_and_compress_directory(src_directory, dst_directory, 5)
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