import os
import tarfile
import zipfile
def extract_file(path, to_directory='.'):
if path.endswith('.zip'):
opener, mode = zipfile.ZipFile, 'r'
elif path.endswith('.tar.gz') or path.endswith('.tgz'):
opener, mode = tarfile.open, 'r:gz'
elif path.endswith('.tar.bz2') or path.endswith('.tbz'):
opener, mode = tarfile.open, 'r:bz2'
else:
raise ValueError, "Could not extract `%s` as no appropriate extractor is found" % path
cwd = os.getcwd()
os.chdir(to_directory)
try:
file = opener(path, mode)
try: file.extractall()
finally: file.close()
finally:
os.chdir(cwd)
在这里找到这个:http:
//code.activestate.com/recipes/576714-extract-a-compressed-file/