導航

import threading
import time
import os
import tarfile


input_path = r"D:\jieyaqian"
out = r'D:\jieyahou'
classs = os.listdir(input_path)



def repress(folder, input_path, out):
    print(1, folder)
    ori_tif = os.path.join(input_path, folder)
    print(ori_tif)
    name = os.path.basename(ori_tif)
    print(name)
    # 解壓單個文件
    if not os.path.exists(os.path.join(out, name)):
        os.makedirs(os.path.join(out, name))
        tf = tarfile.open(ori_tif)
        tf.extractall(os.path.join(out, name))

def single():
    print('begin-------------')
    for folder in classs:
        repress(folder, input_path, out)
    print('end-------------')

def multiple():
    print('begin-------------')
    threads = []
    for folder1 in classs:
        threads.append(
            threading.Thread(target=repress(folder1, input_path, out))
        )
    for thread in threads:
        thread.start()
    for thread in threads:
        thread.join()
    print('end-------------')


if __name__ == '__main__':
    start = time.time()
    multiple()
    end = time.time()
    print('single thread cost:', end - start, 'seconds')

import os
import zipfile
import pathlib


def unzip_file(zip_src, dst_dir):
    r = zipfile.is_zipfile(zip_src)
    if r:
        fz = zipfile.ZipFile(zip_src, 'r')
        for file in fz.namelist():
            if pathlib.Path(file).suffix == '.zip':
                print(os.path.join(dst_dir, file), os.path.join(dst_dir, pathlib.Path(file).parent))
                unzip_file(os.path.join(dst_dir, file), os.path.join(dst_dir, pathlib.Path(file).parent))
            fz.extract(file, dst_dir)
    else:
        print('This is not zip')

unzip_file(r"D:\test\加壓數據\源數據\VOCdevkit.zip", r"D:\test\加壓數據\解壓后")