kopia lustrzana https://github.com/collective/icalendar
new version
Johannes Raggam
rodzic
86a5260980
commit
0941f810f7
215
bootstrap.py
215
bootstrap.py
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@ -1,6 +1,6 @@
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##############################################################################
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#
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# Copyright (c) 2006 Zope Corporation and Contributors.
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# Copyright (c) 2006 Zope Foundation and Contributors.
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# All Rights Reserved.
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#
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# This software is subject to the provisions of the Zope Public License,
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@ -18,104 +18,161 @@ The script accepts buildout command-line options, so you can
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use the -c option to specify an alternate configuration file.
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"""
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import os, shutil, sys, tempfile, urllib2
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import os
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import shutil
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import sys
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import tempfile
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from optparse import OptionParser
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tmpeggs = tempfile.mkdtemp()
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is_jython = sys.platform.startswith('java')
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usage = '''\
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[DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options]
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# parsing arguments
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parser = OptionParser()
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parser.add_option("-v", "--version", dest="version",
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help="use a specific zc.buildout version")
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parser.add_option("-d", "--distribute",
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action="store_true", dest="distribute", default=False,
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help="Use Disribute rather than Setuptools.")
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Bootstraps a buildout-based project.
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Simply run this script in a directory containing a buildout.cfg, using the
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Python that you want bin/buildout to use.
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Note that by using --find-links to point to local resources, you can keep
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this script from going over the network.
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'''
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parser = OptionParser(usage=usage)
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parser.add_option("-v", "--version", help="use a specific zc.buildout version")
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parser.add_option("-t", "--accept-buildout-test-releases",
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dest='accept_buildout_test_releases',
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action="store_true", default=False,
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help=("Normally, if you do not specify a --version, the "
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"bootstrap script and buildout gets the newest "
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"*final* versions of zc.buildout and its recipes and "
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"extensions for you. If you use this flag, "
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"bootstrap and buildout will get the newest releases "
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"even if they are alphas or betas."))
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parser.add_option("-c", "--config-file",
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help=("Specify the path to the buildout configuration "
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"file to be used."))
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parser.add_option("-f", "--find-links",
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help=("Specify a URL to search for buildout releases"))
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parser.add_option("--allow-site-packages",
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action="store_true", default=False,
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help=("Let bootstrap.py use existing site packages"))
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parser.add_option("-c", None, action="store", dest="config_file",
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help=("Specify the path to the buildout configuration "
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"file to be used."))
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options, args = parser.parse_args()
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# if -c was provided, we push it back into args for buildout' main function
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if options.config_file is not None:
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args += ['-c', options.config_file]
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######################################################################
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# load/install setuptools
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if options.version is not None:
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VERSION = '==%s' % options.version
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else:
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VERSION = ''
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# We decided to always use distribute, make sure this is the default for us
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# USE_DISTRIBUTE = options.distribute
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USE_DISTRIBUTE = True
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args = args + ['bootstrap']
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to_reload = False
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try:
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import pkg_resources
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if not hasattr(pkg_resources, '_distribute'):
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to_reload = True
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raise ImportError
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except ImportError:
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ez = {}
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if USE_DISTRIBUTE:
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exec urllib2.urlopen('http://python-distribute.org/distribute_setup.py'
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).read() in ez
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ez['use_setuptools'](to_dir=tmpeggs, download_delay=0, no_fake=True)
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else:
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exec urllib2.urlopen('http://peak.telecommunity.com/dist/ez_setup.py'
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).read() in ez
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ez['use_setuptools'](to_dir=tmpeggs, download_delay=0)
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if to_reload:
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reload(pkg_resources)
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else:
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if options.allow_site_packages:
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import setuptools
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import pkg_resources
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from urllib.request import urlopen
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except ImportError:
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from urllib2 import urlopen
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if sys.platform == 'win32':
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def quote(c):
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if ' ' in c:
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return '"%s"' % c # work around spawn lamosity on windows
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else:
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return c
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else:
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def quote (c):
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return c
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ez = {}
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exec(urlopen('https://bootstrap.pypa.io/ez_setup.py').read(), ez)
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cmd = 'from setuptools.command.easy_install import main; main()'
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ws = pkg_resources.working_set
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if not options.allow_site_packages:
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# ez_setup imports site, which adds site packages
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# this will remove them from the path to ensure that incompatible versions
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# of setuptools are not in the path
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import site
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# inside a virtualenv, there is no 'getsitepackages'.
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# We can't remove these reliably
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if hasattr(site, 'getsitepackages'):
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for sitepackage_path in site.getsitepackages():
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sys.path[:] = [x for x in sys.path if sitepackage_path not in x]
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if USE_DISTRIBUTE:
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requirement = 'distribute'
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else:
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requirement = 'setuptools'
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setup_args = dict(to_dir=tmpeggs, download_delay=0)
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ez['use_setuptools'](**setup_args)
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import setuptools
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import pkg_resources
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if is_jython:
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import subprocess
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# This does not (always?) update the default working set. We will
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# do it.
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for path in sys.path:
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if path not in pkg_resources.working_set.entries:
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pkg_resources.working_set.add_entry(path)
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assert subprocess.Popen([sys.executable] + ['-c', quote(cmd), '-mqNxd',
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quote(tmpeggs), 'zc.buildout' + VERSION],
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env=dict(os.environ,
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PYTHONPATH=
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ws.find(pkg_resources.Requirement.parse(requirement)).location
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),
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).wait() == 0
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######################################################################
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# Install buildout
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else:
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assert os.spawnle(
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os.P_WAIT, sys.executable, quote (sys.executable),
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'-c', quote (cmd), '-mqNxd', quote (tmpeggs), 'zc.buildout' + VERSION,
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dict(os.environ,
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PYTHONPATH=
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ws.find(pkg_resources.Requirement.parse(requirement)).location
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),
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) == 0
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ws = pkg_resources.working_set
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cmd = [sys.executable, '-c',
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'from setuptools.command.easy_install import main; main()',
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'-mZqNxd', tmpeggs]
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find_links = os.environ.get(
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'bootstrap-testing-find-links',
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options.find_links or
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('http://downloads.buildout.org/'
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if options.accept_buildout_test_releases else None)
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)
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if find_links:
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cmd.extend(['-f', find_links])
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setuptools_path = ws.find(
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pkg_resources.Requirement.parse('setuptools')).location
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requirement = 'zc.buildout'
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version = options.version
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if version is None and not options.accept_buildout_test_releases:
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# Figure out the most recent final version of zc.buildout.
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import setuptools.package_index
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_final_parts = '*final-', '*final'
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def _final_version(parsed_version):
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for part in parsed_version:
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if (part[:1] == '*') and (part not in _final_parts):
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return False
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return True
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index = setuptools.package_index.PackageIndex(
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search_path=[setuptools_path])
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if find_links:
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index.add_find_links((find_links,))
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req = pkg_resources.Requirement.parse(requirement)
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if index.obtain(req) is not None:
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best = []
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bestv = None
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for dist in index[req.project_name]:
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distv = dist.parsed_version
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if _final_version(distv):
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if bestv is None or distv > bestv:
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best = [dist]
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bestv = distv
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elif distv == bestv:
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best.append(dist)
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if best:
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best.sort()
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version = best[-1].version
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if version:
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requirement = '=='.join((requirement, version))
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cmd.append(requirement)
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import subprocess
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if subprocess.call(cmd, env=dict(os.environ, PYTHONPATH=setuptools_path)) != 0:
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raise Exception(
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"Failed to execute command:\n%s" % repr(cmd)[1:-1])
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######################################################################
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# Import and run buildout
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ws.add_entry(tmpeggs)
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ws.require('zc.buildout' + VERSION)
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ws.require(requirement)
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import zc.buildout.buildout
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if not [a for a in args if '=' not in a]:
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args.append('bootstrap')
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# if -c was provided, we push it back into args for buildout' main function
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if options.config_file is not None:
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args[0:0] = ['-c', options.config_file]
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zc.buildout.buildout.main(args)
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shutil.rmtree(tmpeggs)
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