Add 'x' mode to bz2.open()

[oylenshpeegul]

BPO	19223
Nosy	@vajrasky
Files	patch.bz2.py: Patch to allow option 'x' for the mode. add_x_mode_to_bz2.patch: Added test to Tim Heaney's work add_x_mode_to_bz2_v2.patch

^{Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.}

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GitHub fields:

assignee = None
closed_at = <Date 2013-10-18.22:12:46.039>
created_at = <Date 2013-10-10.21:34:35.590>
labels = ['type-feature', 'library']
title = "Add 'x' mode to bz2.open()"
updated_at = <Date 2013-10-18.22:12:46.038>
user = 'https://bugs.python.org/oylenshpeegul'

bugs.python.org fields:

activity = <Date 2013-10-18.22:12:46.038>
actor = 'nadeem.vawda'
assignee = 'nadeem.vawda'
closed = True
closed_date = <Date 2013-10-18.22:12:46.039>
closer = 'nadeem.vawda'
components = ['Library (Lib)']
creation = <Date 2013-10-10.21:34:35.590>
creator = 'oylenshpeegul'
dependencies = []
files = ['32040', '32074', '32075']
hgrepos = []
issue_num = 19223
keywords = ['patch']
message_count = 4.0
messages = ['199418', '199655', '199658', '200313']
nosy_count = 5.0
nosy_names = ['nadeem.vawda', 'Arfrever', 'python-dev', 'vajrasky', 'oylenshpeegul']
pr_nums = []
priority = 'normal'
resolution = 'fixed'
stage = 'resolved'
status = 'closed'
superseder = None
type = 'enhancement'
url = 'https://bugs.python.org/issue19223'
versions = ['Python 3.4']

[oylenshpeegul]

This is analogous to bpo-19201, but for bz2. Recent versions of Python have an 'x' mode for open, but bz2 doesn't support it. It looks like everything is passed to builtins.open eventually, so if we just allow the 'x' option to pass through, all will be well.

[vajrasky]

Added test.

[vajrasky]

Added doc.

[python-dev]

New changeset 5abc04e6579b by Nadeem Vawda in branch 'default':
Issue bpo-19223: Add support for the 'x' mode to the bz2 module.
http://hg.python.org/cpython/rev/5abc04e6579b