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update TarFile usage

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This commit is contained in:
Christopher Dunn 2015-01-24 15:44:51 -06:00
parent 494950a63d
commit 9cc0bb80b2
1 changed files with 4 additions and 11 deletions
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15
devtools/tarball.py
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@ -1,5 +1,5 @@
from contextlib import closing
import os.path import os.path
import gzip
import tarfile import tarfile
TARGZ_DEFAULT_COMPRESSION_LEVEL = 9 TARGZ_DEFAULT_COMPRESSION_LEVEL = 9
@ -29,8 +29,8 @@ def make_tarball(tarball_path, sources, base_dir, prefix_dir=''):
path_in_tar = archive_name(path) path_in_tar = archive_name(path)
tar.add(path, path_in_tar) tar.add(path, path_in_tar)
compression = TARGZ_DEFAULT_COMPRESSION_LEVEL compression = TARGZ_DEFAULT_COMPRESSION_LEVEL
tar = tarfile.TarFile.gzopen(tarball_path, 'w', compresslevel=compression) with closing(tarfile.TarFile.open(tarball_path, 'w:gz',
try: compresslevel=compression)) as tar:
for source in sources: for source in sources:
source_path = source source_path = source
if os.path.isdir(source): if os.path.isdir(source):
@ -38,16 +38,9 @@ def make_tarball(tarball_path, sources, base_dir, prefix_dir=''):
else: else:
path_in_tar = archive_name(source_path) path_in_tar = archive_name(source_path)
tar.add(source_path, path_in_tar) # filename, arcname tar.add(source_path, path_in_tar) # filename, arcname
finally:
tar.close()
def decompress(tarball_path, base_dir): def decompress(tarball_path, base_dir):
"""Decompress the gzipped tarball into directory base_dir. """Decompress the gzipped tarball into directory base_dir.
""" """
# !!! This class method is not documented in the online doc with closing(tarfile.TarFile.open(tarball_path)) as tar:
# nor is bz2open!
tar = tarfile.TarFile.gzopen(tarball_path, mode='r')
try:
tar.extractall(base_dir) tar.extractall(base_dir)
finally:
tar.close()