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##############################################################################
#
# Copyright (c) 2004 Zope Corporation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""Distribution class which ensures we can operate with or without Python 2.4.
$Id$
"""
import distutils.dist
import distutils.extension
import sys
if sys.version_info < (2, 3):
distutils.dist.DistributionMetadata.classifiers = None
distutils.dist.DistributionMetadata.download_url = None
from distutils.extension import Extension
class ZPkgExtension(Extension):
"""Extension object that supports *depends* and *language*.
Older versions of the `distutils.extension.Extension` class
did not support the *depends* and *language* keywords and
attributes, but `ZPkgExtension` always does.
"""
def __init__(self, *args, **kw):
self.depends = []
self.language = None
if "depends" in kw:
self.depends = kw["depends"] or []
del kw["depends"]
if "language" in kw:
self.language = kw["language"]
del kw["language"]
Extension.__init__(self, *args, **kw)
distutils.extension.Extension = ZPkgExtension
import distutils.core
distutils.core.Extension = ZPkgExtension
else:
class ZPkgExtension(distutils.extension.Extension):
"""Extension object that supports *depends* and *language*.
Older versions of the `distutils.extension.Extension` class
did not support the *depends* and *language* keywords and
attributes, but `ZPkgExtension` always does.
"""
class ZPkgDistribution(distutils.dist.Distribution):
"""Distribution that ensures features needed by **zpkg** are available."""
def __init__ (self, attrs=None):
self.package_data = None
distutils.dist.Distribution.__init__(self, attrs)
if self.package_data and sys.version_info < (2, 4):
from zpkgsetup.build_py import build_py
from zpkgsetup.install_lib import install_lib
self.cmdclass.setdefault('build_py', build_py)
self.cmdclass.setdefault('install_lib', install_lib)
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