sam_selection/detar.py

import os
os.chdir('/workspace/public_datasets/sam_selection/')
import tarfile
from tqdm import tqdm

def extract_tar_files(tar_file_list, output_directory):
    # 读取 tar_file.txt 文件，获取所有 .tar 文件名
    with open(tar_file_list, 'r') as f:
        tar_files = f.read().splitlines()
    
    # 确保输出目录存在
    if not os.path.exists(output_directory):
        os.makedirs(output_directory)
    
    # 遍历每个 .tar 文件并解压
    for tar_file in tqdm(tar_files, desc="Extracting files", unit="file"):
        tar_path = os.path.join(os.path.dirname(tar_file_list), tar_file)
        if os.path.exists(tar_path):
            with tarfile.open(tar_path, 'r') as tar:
                members = tar.getmembers()
                for member in tqdm(members, desc=f"Extracting {tar_file}", unit="file", leave=False):
                    tar.extract(member, path=output_directory)
        else:
            print(f"Warning: File {tar_file} does not exist.")

# 指定 tar_file.txt 文件路径和输出目录
tar_file_list = 'tar_file.txt'
output_directory = '/group/40033/public_datasets/sam_selection/'

# 调用函数
extract_tar_files(tar_file_list, output_directory)

print("所有文件已解压完成。")