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Viewing changes to urllib3/packages/mimetools_choose_boundary/__init__.py

  • Committer: Package Import Robot
  • Author(s): Daniele Tricoli, Jakub Wilk, Daniele Tricoli
  • Date: 2013-05-11 15:15:38 UTC
  • mfrom: (1.2.1) (4.2.1 experimental)
  • mto: This revision was merged to the branch mainline in revision 8.
  • Revision ID: package-import@ubuntu.com-20130511151538-4dshl34jt0kkpt9i
http://bugs.debian.org/707780
[ Jakub Wilk ]
* Use canonical URIs for Vcs-* fields.

[ Daniele Tricoli ]
* New upstream release
* Upload to unstable (Closes: #707780)
* debian/control
  - Added python3-six to Build-Depends field
  - Bumped debhelper dependency to 8.1 for build-{arch,indep} support
  - Removed python-setuptools from Build-Depends field
* debian/copyright
  - Updated copyright years
  - Added stanza for urllib3/packages/ordered_dict.py
* debian/patches/01_do-not-use-embedded-python-six.patch
  - Refreshed
* debian/patches/02_require-cert-verification.patch
  - Refreshed
* debian/patches/03_no-setuptools.patch
  - Do not use setuptools
* debian/patches/04_relax_nosetests_options.patch
  - Do not use logging-clear-handlers to see all logging output and
    disabled cover-min-percentage since it require python-nose (>= 1.3):
    this way it will be easier to backport python-urllib3 to Wheezy.
* debian/patches/05_fix_python3_syntax_error_in_ntlmpool.patch
  - Fix syntax error 'unicodeescape' codec can't decode bytes in
    position 130-132 for Python3

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urllib3/packages/mimetools_choose_boundary/__init__.py
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"""The function mimetools.choose_boundary() from Python 2.7, which seems to
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have disappeared in Python 3 (although email.generator._make_boundary() might
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work as a replacement?).
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Tweaked to use lock from threading rather than thread.
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"""
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import os
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from threading import Lock
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_counter_lock = Lock()
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_counter = 0
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def _get_next_counter():
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    global _counter
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    with _counter_lock:
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        _counter += 1
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        return _counter
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_prefix = None
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def choose_boundary():
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    """Return a string usable as a multipart boundary.
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    The string chosen is unique within a single program run, and
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    incorporates the user id (if available), process id (if available),
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    and current time.  So it's very unlikely the returned string appears
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    in message text, but there's no guarantee.
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    The boundary contains dots so you have to quote it in the header."""
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    global _prefix
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    import time
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    if _prefix is None:
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        import socket
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        try:
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            hostid = socket.gethostbyname(socket.gethostname())
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        except socket.gaierror:
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            hostid = '127.0.0.1'
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        try:
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            uid = repr(os.getuid())
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        except AttributeError:
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            uid = '1'
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        try:
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            pid = repr(os.getpid())
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        except AttributeError:
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            pid = '1'
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        _prefix = hostid + '.' + uid + '.' + pid
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    return "%s.%.3f.%d" % (_prefix, time.time(), _get_next_counter())