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tempstorage
Commit 8773be45 authored by Tres Seaver's avatar Tres Seaver
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Merge pull request #1 from zopefoundation/tomgross-python3 

Python 3 compatibility
parents f24a97cb e06c6daf
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.gitignore
View file @ 8773be45
......@@ -3,8 +3,10 @@ build
dist
lib
parts
develop-eggs
*.dll
*.pyc
*.pyo
*.so
.installed.cfg
.travis.yml
View file @ 8773be45
language: python
python:
- 2.7
- 3.2
- 3.3
install:
- python bootstrap.py
- bin/buildout
......
CHANGES.txt
View file @ 8773be45
Changelog
=========
2.12.3 - unreleased
2.13.0 - unreleased
-------------------
- Python 3 compatibility
2.12.2 - 2012-10-14
-------------------
......
bootstrap.py
View file @ 8773be45
......@@ -18,75 +18,14 @@ The script accepts buildout command-line options, so you can
use the -c option to specify an alternate configuration file.
"""
import os, shutil, sys, tempfile, urllib, urllib2, subprocess
from optparse import OptionParser
if sys.platform == 'win32':
def quote(c):
if ' ' in c:
return '"%s"' % c # work around spawn lamosity on windows
else:
return c
else:
quote = str
# See zc.buildout.easy_install._has_broken_dash_S for motivation and comments.
stdout, stderr = subprocess.Popen(
[sys.executable, '-Sc',
'try:\n'
' import ConfigParser\n'
'except ImportError:\n'
' print 1\n'
'else:\n'
' print 0\n'],
stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
has_broken_dash_S = bool(int(stdout.strip()))
# In order to be more robust in the face of system Pythons, we want to
# run without site-packages loaded. This is somewhat tricky, in
# particular because Python 2.6's distutils imports site, so starting
# with the -S flag is not sufficient. However, we'll start with that:
if not has_broken_dash_S and 'site' in sys.modules:
# We will restart with python -S.
args = sys.argv[:]
args[0:0] = [sys.executable, '-S']
args = map(quote, args)
os.execv(sys.executable, args)
# Now we are running with -S. We'll get the clean sys.path, import site
# because distutils will do it later, and then reset the path and clean
# out any namespace packages from site-packages that might have been
# loaded by .pth files.
clean_path = sys.path[:]
import site # imported because of its side effects
sys.path[:] = clean_path
for k, v in sys.modules.items():
if k in ('setuptools', 'pkg_resources') or (
hasattr(v, '__path__') and
len(v.__path__) == 1 and
not os.path.exists(os.path.join(v.__path__[0], '__init__.py'))):
# This is a namespace package. Remove it.
sys.modules.pop(k)
is_jython = sys.platform.startswith('java')
setuptools_source = 'http://peak.telecommunity.com/dist/ez_setup.py'
distribute_source = 'http://python-distribute.org/distribute_setup.py'
import os
import shutil
import sys
import tempfile
from optparse import OptionParser
# parsing arguments
def normalize_to_url(option, opt_str, value, parser):
if value:
if '://' not in value: # It doesn't smell like a URL.
value = 'file://%s' % (
urllib.pathname2url(
os.path.abspath(os.path.expanduser(value))),)
if opt_str == '--download-base' and not value.endswith('/'):
# Download base needs a trailing slash to make the world happy.
value += '/'
else:
value = None
name = opt_str[2:].replace('-', '_')
setattr(parser.values, name, value)
tmpeggs = tempfile.mkdtemp()
usage = '''\
[DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options]
......@@ -96,31 +35,13 @@ Bootstraps a buildout-based project.
Simply run this script in a directory containing a buildout.cfg, using the
Python that you want bin/buildout to use.
Note that by using --setup-source and --download-base to point to
local resources, you can keep this script from going over the network.
Note that by using --find-links to point to local resources, you can keep
this script from going over the network.
'''
parser = OptionParser(usage=usage)
parser.add_option("-v", "--version", dest="version",
help="use a specific zc.buildout version")
parser.add_option("-d", "--distribute",
action="store_true", dest="use_distribute", default=False,
help="Use Distribute rather than Setuptools.")
parser.add_option("--setup-source", action="callback", dest="setup_source",
callback=normalize_to_url, nargs=1, type="string",
help=("Specify a URL or file location for the setup file. "
"If you use Setuptools, this will default to " +
setuptools_source + "; if you use Distribute, this "
"will default to " + distribute_source + "."))
parser.add_option("--download-base", action="callback", dest="download_base",
callback=normalize_to_url, nargs=1, type="string",
help=("Specify a URL or directory for downloading "
"zc.buildout and either Setuptools or Distribute. "
"Defaults to PyPI."))
parser.add_option("--eggs",
help=("Specify a directory for storing eggs. Defaults to "
"a temporary directory that is deleted when the "
"bootstrap script completes."))
parser.add_option("-v", "--version", help="use a specific zc.buildout version")
parser.add_option("-t", "--accept-buildout-test-releases",
dest='accept_buildout_test_releases',
action="store_true", default=False,
......@@ -130,46 +51,38 @@ parser.add_option("-t", "--accept-buildout-test-releases",
"extensions for you. If you use this flag, "
"bootstrap and buildout will get the newest releases "
"even if they are alphas or betas."))
parser.add_option("-c", None, action="store", dest="config_file",
help=("Specify the path to the buildout configuration "
"file to be used."))
parser.add_option("-c", "--config-file",
help=("Specify the path to the buildout configuration "
"file to be used."))
parser.add_option("-f", "--find-links",
help=("Specify a URL to search for buildout releases"))
options, args = parser.parse_args()
if options.eggs:
eggs_dir = os.path.abspath(os.path.expanduser(options.eggs))
else:
eggs_dir = tempfile.mkdtemp()
if options.setup_source is None:
if options.use_distribute:
options.setup_source = distribute_source
else:
options.setup_source = setuptools_source
options, args = parser.parse_args()
if options.accept_buildout_test_releases:
args.insert(0, 'buildout:accept-buildout-test-releases=true')
######################################################################
# load/install setuptools
to_reload = False
try:
import pkg_resources
import setuptools # A flag. Sometimes pkg_resources is installed alone.
if not hasattr(pkg_resources, '_distribute'):
raise ImportError
import setuptools
except ImportError:
ez_code = urllib2.urlopen(
options.setup_source).read().replace('\r\n', '\n')
ez = {}
exec ez_code in ez
setup_args = dict(to_dir=eggs_dir, download_delay=0)
if options.download_base:
setup_args['download_base'] = options.download_base
if options.use_distribute:
setup_args['no_fake'] = True
if sys.version_info[:2] == (2, 4):
setup_args['version'] = '0.6.32'
try:
from urllib.request import urlopen
except ImportError:
from urllib2 import urlopen
# XXX use a more permanent ez_setup.py URL when available.
exec(urlopen('https://bitbucket.org/pypa/setuptools/raw/0.7.2/ez_setup.py'
).read(), ez)
setup_args = dict(to_dir=tmpeggs, download_delay=0)
ez['use_setuptools'](**setup_args)
if 'pkg_resources' in sys.modules:
reload(sys.modules['pkg_resources'])
if to_reload:
reload(pkg_resources)
import pkg_resources
# This does not (always?) update the default working set. We will
# do it.
......@@ -177,33 +90,26 @@ except ImportError:
if path not in pkg_resources.working_set.entries:
pkg_resources.working_set.add_entry(path)
cmd = [quote(sys.executable),
'-c',
quote('from setuptools.command.easy_install import main; main()'),
'-mqNxd',
quote(eggs_dir)]
######################################################################
# Install buildout
ws = pkg_resources.working_set
if not has_broken_dash_S:
cmd.insert(1, '-S')
cmd = [sys.executable, '-c',
'from setuptools.command.easy_install import main; main()',
'-mZqNxd', tmpeggs]
find_links = options.download_base
if not find_links:
find_links = os.environ.get('bootstrap-testing-find-links')
if not find_links and options.accept_buildout_test_releases:
find_links = 'http://downloads.buildout.org/'
find_links = os.environ.get(
'bootstrap-testing-find-links',
options.find_links or
('http://downloads.buildout.org/'
if options.accept_buildout_test_releases else None)
)
if find_links:
cmd.extend(['-f', quote(find_links)])
cmd.extend(['-f', find_links])
if options.use_distribute:
setup_requirement = 'distribute'
else:
setup_requirement = 'setuptools'
ws = pkg_resources.working_set
setup_requirement_path = ws.find(
pkg_resources.Requirement.parse(setup_requirement)).location
env = dict(
os.environ,
PYTHONPATH=setup_requirement_path)
setuptools_path = ws.find(
pkg_resources.Requirement.parse('setuptools')).location
requirement = 'zc.buildout'
version = options.version
......@@ -218,7 +124,7 @@ if version is None and not options.accept_buildout_test_releases:
return False
return True
index = setuptools.package_index.PackageIndex(
search_path=[setup_requirement_path])
search_path=[setuptools_path])
if find_links:
index.add_find_links((find_links,))
req = pkg_resources.Requirement.parse(requirement)
......@@ -227,8 +133,6 @@ if version is None and not options.accept_buildout_test_releases:
bestv = None
for dist in index[req.project_name]:
distv = dist.parsed_version
if distv >= pkg_resources.parse_version('2dev'):
continue
if _final_version(distv):
if bestv is None or distv > bestv:
best = [dist]
......@@ -238,40 +142,29 @@ if version is None and not options.accept_buildout_test_releases:
if best:
best.sort()
version = best[-1].version
if version:
requirement += '=='+version
else:
requirement += '<2dev'
requirement = '=='.join((requirement, version))
cmd.append(requirement)
if is_jython:
import subprocess
exitcode = subprocess.Popen(cmd, env=env).wait()
else: # Windows prefers this, apparently; otherwise we would prefer subprocess
exitcode = os.spawnle(*([os.P_WAIT, sys.executable] + cmd + [env]))
if exitcode != 0:
sys.stdout.flush()
sys.stderr.flush()
print ("An error occurred when trying to install zc.buildout. "
"Look above this message for any errors that "
"were output by easy_install.")
sys.exit(exitcode)
import subprocess
if subprocess.call(cmd, env=dict(os.environ, PYTHONPATH=setuptools_path)) != 0:
raise Exception(
"Failed to execute command:\n%s",
repr(cmd)[1:-1])
ws.add_entry(eggs_dir)
######################################################################
# Import and run buildout
ws.add_entry(tmpeggs)
ws.require(requirement)
import zc.buildout.buildout
# If there isn't already a command in the args, add bootstrap
if not [a for a in args if '=' not in a]:
args.append('bootstrap')
# if -c was provided, we push it back into args for buildout's main function
# if -c was provided, we push it back into args for buildout' main function
if options.config_file is not None:
args[0:0] = ['-c', options.config_file]
zc.buildout.buildout.main(args)
if not options.eggs: # clean up temporary egg directory
shutil.rmtree(eggs_dir)
shutil.rmtree(tmpeggs)
buildout.cfg
View file @ 8773be45
......@@ -5,3 +5,4 @@ parts = test
[test]
recipe = zc.recipe.testrunner
eggs = tempstorage
setup.py
View file @ 8773be45
......@@ -16,22 +16,33 @@
from setuptools import setup, find_packages
long_description = file("README.txt").read() + "\n" + \
file("CHANGES.txt").read()
long_description = open("README.txt").read() + "\n" + \
open("CHANGES.txt").read()
setup(name='tempstorage',
version = '2.12.3dev',
version = '2.13.dev0',
url='http://pypi.python.org/pypi/tempstorage',
license='ZPL 2.1',
description='A RAM-based storage for ZODB',
author='Zope Foundation and Contributors',
author_email='zope-dev@zope.org',
long_description=long_description,
classifiers=[
"Programming Language :: Python",
"Programming Language :: Python :: 2",
"Programming Language :: Python :: 2.6",
"Programming Language :: Python :: 2.7",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.2",
"Programming Language :: Python :: 3.3",
"Programming Language :: Python :: 3.4",
"Programming Language :: Python :: Implementation :: CPython",
],
packages=find_packages('src'),
package_dir={'': 'src'},
install_requires=[
'setuptools',
'ZODB3 >= 3.9.0',
'ZODB',
'zope.testing',
],
include_package_data=True,
......
src/tempstorage/TemporaryStorage.py
View file @ 8773be45
......@@ -116,7 +116,8 @@ class TemporaryStorage(BaseStorage, ConflictResolvingStorage):
def _clear_temp(self):
now = time.time()
if now > (self._last_cache_gc + self._conflict_cache_gcevery):
for k, v in self._conflict_cache.items():
temp_cc = self._conflict_cache.copy()
for k, v in temp_cc.items():
data, t = v
if now > (t + self._conflict_cache_maxage):
del self._conflict_cache[k]
......@@ -253,7 +254,6 @@ class TemporaryStorage(BaseStorage, ConflictResolvingStorage):
references = {}
for roid in referencesl:
references[roid] = 1
referenced = references.has_key
# Create a reference count for this object if one
# doesn't already exist
......@@ -265,7 +265,7 @@ class TemporaryStorage(BaseStorage, ConflictResolvingStorage):
# object
roids = oreferences.get(oid, [])
for roid in roids:
if referenced(roid):
if roid in references:
# still referenced, so no need to update
# remove it from the references dict so it doesn't
# get "added" in the next clause
......@@ -368,13 +368,12 @@ class TemporaryStorage(BaseStorage, ConflictResolvingStorage):
self._lock_acquire()
try:
rindex = {}
referenced = rindex.has_key
rootl = ['\0\0\0\0\0\0\0\0']
# mark referenced objects
while rootl:
oid = rootl.pop()
if referenced(oid):
if oid in rindex:
continue
p = self._opickle[oid]
referencesf(p, rootl)
......@@ -382,7 +381,7 @@ class TemporaryStorage(BaseStorage, ConflictResolvingStorage):
# sweep unreferenced objects
for oid in self._index.keys():
if not referenced(oid):
if not oid in rindex:
self._takeOutGarbage(oid)
finally:
self._lock_release()
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