文件目录下创建py文件：
import tarfile
import os
file_path = ‘its name’
target_path = ‘where u put’
tar = tarfile.open(file_path, mode = "r")
file_names = tar.getnames()
for file_name in file_names:
print(file_name)
tar.extract(file_name, target_path)
tar.close()