Roundup Robot added the comment:
New changeset 767d034b3feb by Benjamin Peterson in branch '2.7':
use with statement to ensure zipfile is always closed (closes #20102)
http://hg.python.org/cpython/rev/767d034b3feb
New changeset 838674d15b5b by Benjamin Peterson in branch '3.3':
use with statemen
New submission from Peter Santoro:
Now that zipfile.ZipFile supports the context manager protocol, shouldn't
shutil._make_zipfile make use of it to avoid the possibility of the archive
file not being closed properly if an exception occurs? It should be noted that
shutil._unpack_zipfile does us
