university-final-iot-backend/env/lib/python3.6/site-packages/wheel/archive.py

78 lines
2.4 KiB
Python

"""
Archive tools for wheel.
"""
import os
import os.path
import time
import zipfile
from distutils import log
def archive_wheelfile(base_name, base_dir):
"""Archive all files under `base_dir` in a whl file and name it like
`base_name`.
"""
olddir = os.path.abspath(os.curdir)
base_name = os.path.abspath(base_name)
try:
os.chdir(base_dir)
return make_wheelfile_inner(base_name)
finally:
os.chdir(olddir)
def make_wheelfile_inner(base_name, base_dir='.'):
"""Create a whl file from all the files under 'base_dir'.
Places .dist-info at the end of the archive."""
zip_filename = base_name + ".whl"
log.info("creating '%s' and adding '%s' to it", zip_filename, base_dir)
# Some applications need reproducible .whl files, but they can't do this
# without forcing the timestamp of the individual ZipInfo objects. See
# issue #143.
timestamp = os.environ.get('SOURCE_DATE_EPOCH')
if timestamp is None:
date_time = None
else:
date_time = time.gmtime(int(timestamp))[0:6]
score = {'WHEEL': 1, 'METADATA': 2, 'RECORD': 3}
def writefile(path, date_time):
st = os.stat(path)
if date_time is None:
mtime = time.gmtime(st.st_mtime)
date_time = mtime[0:6]
zinfo = zipfile.ZipInfo(path, date_time)
zinfo.external_attr = st.st_mode << 16
zinfo.compress_type = zipfile.ZIP_DEFLATED
with open(path, 'rb') as fp:
zip.writestr(zinfo, fp.read())
log.info("adding '%s'" % path)
with zipfile.ZipFile(zip_filename, "w", compression=zipfile.ZIP_DEFLATED,
allowZip64=True) as zip:
deferred = []
for dirpath, dirnames, filenames in os.walk(base_dir):
# Sort the directory names so that `os.walk` will walk them in a
# defined order on the next iteration.
dirnames.sort()
for name in sorted(filenames):
path = os.path.normpath(os.path.join(dirpath, name))
if os.path.isfile(path):
if dirpath.endswith('.dist-info'):
deferred.append((score.get(name, 0), path))
else:
writefile(path, date_time)
deferred.sort()
for score, path in deferred:
writefile(path, date_time)
return zip_filename