freeipa/ipalib/compat.py

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# Authors:
# Jason Gerard DeRose <jderose@redhat.com>
#
# Copyright (C) 2009 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 only
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Abstracts some compatability issues for Python2.4 - Python2.6.
The ``json`` module was added in Python2.6, which previously was in a seperate
package and called ``simplejson``. This hack abstracts the difference so you
can use the ``json`` module generically like this:
>>> from compat import json
>>> json.dumps({'hello': 'world'})
'{"hello": "world"}'
In Python 2.6 the ``parse_qs()`` function was moved from the ``cgi`` module to
the ``urlparse`` module. Although ``cgi.parse_qs()`` is still available and
only raises a ``PendingDeprecationWarning``, we still provide some
future-proofing here so you can import ``parse_qs()`` generically like this:
>>> from compat import parse_qs
>>> parse_qs('hello=world&how=are+you%3F')
{'how': ['are you?'], 'hello': ['world']}
For more information, see *What's New in Python 2.6*:
http://docs.python.org/whatsnew/2.6.html
"""
import sys
if sys.version_info[:2] >= (2, 6):
import json
from urlparse import parse_qs
else:
import simplejson as json
from cgi import parse_qs