root / snf-django-lib / distribute_setup.py @ cddc2b2f
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1 | a712571b | Christos Stavrakakis | #!python
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2 | a712571b | Christos Stavrakakis | """Bootstrap distribute installation
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3 | a712571b | Christos Stavrakakis |
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4 | a712571b | Christos Stavrakakis | If you want to use setuptools in your package's setup.py, just include this
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5 | a712571b | Christos Stavrakakis | file in the same directory with it, and add this to the top of your setup.py::
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6 | a712571b | Christos Stavrakakis |
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7 | a712571b | Christos Stavrakakis | from distribute_setup import use_setuptools
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8 | a712571b | Christos Stavrakakis | use_setuptools()
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9 | a712571b | Christos Stavrakakis |
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10 | a712571b | Christos Stavrakakis | If you want to require a specific version of setuptools, set a download
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11 | a712571b | Christos Stavrakakis | mirror, or use an alternate download directory, you can do so by supplying
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12 | a712571b | Christos Stavrakakis | the appropriate options to ``use_setuptools()``.
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13 | a712571b | Christos Stavrakakis |
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14 | a712571b | Christos Stavrakakis | This file can also be run as a script to install or upgrade setuptools.
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15 | a712571b | Christos Stavrakakis | """
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16 | a712571b | Christos Stavrakakis | import os |
17 | a712571b | Christos Stavrakakis | import sys |
18 | a712571b | Christos Stavrakakis | import time |
19 | a712571b | Christos Stavrakakis | import fnmatch |
20 | a712571b | Christos Stavrakakis | import tempfile |
21 | a712571b | Christos Stavrakakis | import tarfile |
22 | a712571b | Christos Stavrakakis | from distutils import log |
23 | a712571b | Christos Stavrakakis | |
24 | a712571b | Christos Stavrakakis | try:
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25 | a712571b | Christos Stavrakakis | from site import USER_SITE |
26 | a712571b | Christos Stavrakakis | except ImportError: |
27 | a712571b | Christos Stavrakakis | USER_SITE = None
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28 | a712571b | Christos Stavrakakis | |
29 | a712571b | Christos Stavrakakis | try:
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30 | a712571b | Christos Stavrakakis | import subprocess |
31 | a712571b | Christos Stavrakakis | |
32 | a712571b | Christos Stavrakakis | def _python_cmd(*args): |
33 | a712571b | Christos Stavrakakis | args = (sys.executable,) + args |
34 | a712571b | Christos Stavrakakis | return subprocess.call(args) == 0 |
35 | a712571b | Christos Stavrakakis | |
36 | a712571b | Christos Stavrakakis | except ImportError: |
37 | a712571b | Christos Stavrakakis | # will be used for python 2.3
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38 | a712571b | Christos Stavrakakis | def _python_cmd(*args): |
39 | a712571b | Christos Stavrakakis | args = (sys.executable,) + args |
40 | a712571b | Christos Stavrakakis | # quoting arguments if windows
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41 | a712571b | Christos Stavrakakis | if sys.platform == 'win32': |
42 | a712571b | Christos Stavrakakis | def quote(arg): |
43 | a712571b | Christos Stavrakakis | if ' ' in arg: |
44 | a712571b | Christos Stavrakakis | return '"%s"' % arg |
45 | a712571b | Christos Stavrakakis | return arg
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46 | a712571b | Christos Stavrakakis | args = [quote(arg) for arg in args] |
47 | a712571b | Christos Stavrakakis | return os.spawnl(os.P_WAIT, sys.executable, *args) == 0 |
48 | a712571b | Christos Stavrakakis | |
49 | a712571b | Christos Stavrakakis | DEFAULT_VERSION = "0.6.10"
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50 | a712571b | Christos Stavrakakis | DEFAULT_URL = "http://pypi.python.org/packages/source/d/distribute/"
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51 | a712571b | Christos Stavrakakis | SETUPTOOLS_FAKED_VERSION = "0.6c11"
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52 | a712571b | Christos Stavrakakis | |
53 | a712571b | Christos Stavrakakis | SETUPTOOLS_PKG_INFO = """\
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54 | a712571b | Christos Stavrakakis | Metadata-Version: 1.0
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55 | a712571b | Christos Stavrakakis | Name: setuptools
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56 | a712571b | Christos Stavrakakis | Version: %s
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57 | a712571b | Christos Stavrakakis | Summary: xxxx
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58 | a712571b | Christos Stavrakakis | Home-page: xxx
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59 | a712571b | Christos Stavrakakis | Author: xxx
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60 | a712571b | Christos Stavrakakis | Author-email: xxx
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61 | a712571b | Christos Stavrakakis | License: xxx
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62 | a712571b | Christos Stavrakakis | Description: xxx
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63 | a712571b | Christos Stavrakakis | """ % SETUPTOOLS_FAKED_VERSION
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64 | a712571b | Christos Stavrakakis | |
65 | a712571b | Christos Stavrakakis | |
66 | a712571b | Christos Stavrakakis | def _install(tarball): |
67 | a712571b | Christos Stavrakakis | # extracting the tarball
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68 | a712571b | Christos Stavrakakis | tmpdir = tempfile.mkdtemp() |
69 | a712571b | Christos Stavrakakis | log.warn('Extracting in %s', tmpdir)
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70 | a712571b | Christos Stavrakakis | old_wd = os.getcwd() |
71 | a712571b | Christos Stavrakakis | try:
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72 | a712571b | Christos Stavrakakis | os.chdir(tmpdir) |
73 | a712571b | Christos Stavrakakis | tar = tarfile.open(tarball) |
74 | a712571b | Christos Stavrakakis | _extractall(tar) |
75 | a712571b | Christos Stavrakakis | tar.close() |
76 | a712571b | Christos Stavrakakis | |
77 | a712571b | Christos Stavrakakis | # going in the directory
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78 | a712571b | Christos Stavrakakis | subdir = os.path.join(tmpdir, os.listdir(tmpdir)[0])
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79 | a712571b | Christos Stavrakakis | os.chdir(subdir) |
80 | a712571b | Christos Stavrakakis | log.warn('Now working in %s', subdir)
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81 | a712571b | Christos Stavrakakis | |
82 | a712571b | Christos Stavrakakis | # installing
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83 | a712571b | Christos Stavrakakis | log.warn('Installing Distribute')
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84 | a712571b | Christos Stavrakakis | if not _python_cmd('setup.py', 'install'): |
85 | a712571b | Christos Stavrakakis | log.warn('Something went wrong during the installation.')
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86 | a712571b | Christos Stavrakakis | log.warn('See the error message above.')
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87 | a712571b | Christos Stavrakakis | finally:
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88 | a712571b | Christos Stavrakakis | os.chdir(old_wd) |
89 | a712571b | Christos Stavrakakis | |
90 | a712571b | Christos Stavrakakis | |
91 | a712571b | Christos Stavrakakis | def _build_egg(egg, tarball, to_dir): |
92 | a712571b | Christos Stavrakakis | # extracting the tarball
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93 | a712571b | Christos Stavrakakis | tmpdir = tempfile.mkdtemp() |
94 | a712571b | Christos Stavrakakis | log.warn('Extracting in %s', tmpdir)
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95 | a712571b | Christos Stavrakakis | old_wd = os.getcwd() |
96 | a712571b | Christos Stavrakakis | try:
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97 | a712571b | Christos Stavrakakis | os.chdir(tmpdir) |
98 | a712571b | Christos Stavrakakis | tar = tarfile.open(tarball) |
99 | a712571b | Christos Stavrakakis | _extractall(tar) |
100 | a712571b | Christos Stavrakakis | tar.close() |
101 | a712571b | Christos Stavrakakis | |
102 | a712571b | Christos Stavrakakis | # going in the directory
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103 | a712571b | Christos Stavrakakis | subdir = os.path.join(tmpdir, os.listdir(tmpdir)[0])
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104 | a712571b | Christos Stavrakakis | os.chdir(subdir) |
105 | a712571b | Christos Stavrakakis | log.warn('Now working in %s', subdir)
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106 | a712571b | Christos Stavrakakis | |
107 | a712571b | Christos Stavrakakis | # building an egg
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108 | a712571b | Christos Stavrakakis | log.warn('Building a Distribute egg in %s', to_dir)
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109 | a712571b | Christos Stavrakakis | _python_cmd('setup.py', '-q', 'bdist_egg', '--dist-dir', to_dir) |
110 | a712571b | Christos Stavrakakis | |
111 | a712571b | Christos Stavrakakis | finally:
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112 | a712571b | Christos Stavrakakis | os.chdir(old_wd) |
113 | a712571b | Christos Stavrakakis | # returning the result
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114 | a712571b | Christos Stavrakakis | log.warn(egg) |
115 | a712571b | Christos Stavrakakis | if not os.path.exists(egg): |
116 | a712571b | Christos Stavrakakis | raise IOError('Could not build the egg.') |
117 | a712571b | Christos Stavrakakis | |
118 | a712571b | Christos Stavrakakis | |
119 | a712571b | Christos Stavrakakis | def _do_download(version, download_base, to_dir, download_delay): |
120 | a712571b | Christos Stavrakakis | egg = os.path.join(to_dir, 'distribute-%s-py%d.%d.egg'
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121 | a712571b | Christos Stavrakakis | % (version, sys.version_info[0], sys.version_info[1])) |
122 | a712571b | Christos Stavrakakis | if not os.path.exists(egg): |
123 | a712571b | Christos Stavrakakis | tarball = download_setuptools(version, download_base, |
124 | a712571b | Christos Stavrakakis | to_dir, download_delay) |
125 | a712571b | Christos Stavrakakis | _build_egg(egg, tarball, to_dir) |
126 | a712571b | Christos Stavrakakis | sys.path.insert(0, egg)
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127 | a712571b | Christos Stavrakakis | import setuptools |
128 | a712571b | Christos Stavrakakis | setuptools.bootstrap_install_from = egg |
129 | a712571b | Christos Stavrakakis | |
130 | a712571b | Christos Stavrakakis | |
131 | a712571b | Christos Stavrakakis | def use_setuptools(version=DEFAULT_VERSION, download_base=DEFAULT_URL, |
132 | a712571b | Christos Stavrakakis | to_dir=os.curdir, download_delay=15, no_fake=True): |
133 | a712571b | Christos Stavrakakis | # making sure we use the absolute path
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134 | a712571b | Christos Stavrakakis | to_dir = os.path.abspath(to_dir) |
135 | a712571b | Christos Stavrakakis | was_imported = 'pkg_resources' in sys.modules or \ |
136 | a712571b | Christos Stavrakakis | 'setuptools' in sys.modules |
137 | a712571b | Christos Stavrakakis | try:
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138 | a712571b | Christos Stavrakakis | try:
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139 | a712571b | Christos Stavrakakis | import pkg_resources |
140 | a712571b | Christos Stavrakakis | if not hasattr(pkg_resources, '_distribute'): |
141 | a712571b | Christos Stavrakakis | if not no_fake: |
142 | a712571b | Christos Stavrakakis | _fake_setuptools() |
143 | a712571b | Christos Stavrakakis | raise ImportError |
144 | a712571b | Christos Stavrakakis | except ImportError: |
145 | a712571b | Christos Stavrakakis | return _do_download(version, download_base, to_dir, download_delay)
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146 | a712571b | Christos Stavrakakis | try:
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147 | a712571b | Christos Stavrakakis | pkg_resources.require("distribute>="+version)
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148 | a712571b | Christos Stavrakakis | return
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149 | a712571b | Christos Stavrakakis | except pkg_resources.VersionConflict:
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150 | a712571b | Christos Stavrakakis | e = sys.exc_info()[1]
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151 | a712571b | Christos Stavrakakis | if was_imported:
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152 | a712571b | Christos Stavrakakis | sys.stderr.write( |
153 | a712571b | Christos Stavrakakis | "The required version of distribute (>=%s) is not available,\n"
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154 | a712571b | Christos Stavrakakis | "and can't be installed while this script is running. Please\n"
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155 | a712571b | Christos Stavrakakis | "install a more recent version first, using\n"
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156 | a712571b | Christos Stavrakakis | "'easy_install -U distribute'."
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157 | a712571b | Christos Stavrakakis | "\n\n(Currently using %r)\n" % (version, e.args[0])) |
158 | a712571b | Christos Stavrakakis | sys.exit(2)
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159 | a712571b | Christos Stavrakakis | else:
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160 | a712571b | Christos Stavrakakis | del pkg_resources, sys.modules['pkg_resources'] # reload ok |
161 | a712571b | Christos Stavrakakis | return _do_download(version, download_base, to_dir,
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162 | a712571b | Christos Stavrakakis | download_delay) |
163 | a712571b | Christos Stavrakakis | except pkg_resources.DistributionNotFound:
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164 | a712571b | Christos Stavrakakis | return _do_download(version, download_base, to_dir,
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165 | a712571b | Christos Stavrakakis | download_delay) |
166 | a712571b | Christos Stavrakakis | finally:
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167 | a712571b | Christos Stavrakakis | if not no_fake: |
168 | a712571b | Christos Stavrakakis | _create_fake_setuptools_pkg_info(to_dir) |
169 | a712571b | Christos Stavrakakis | |
170 | a712571b | Christos Stavrakakis | def download_setuptools(version=DEFAULT_VERSION, download_base=DEFAULT_URL, |
171 | a712571b | Christos Stavrakakis | to_dir=os.curdir, delay=15):
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172 | a712571b | Christos Stavrakakis | """Download distribute from a specified location and return its filename
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173 | a712571b | Christos Stavrakakis |
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174 | a712571b | Christos Stavrakakis | `version` should be a valid distribute version number that is available
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175 | a712571b | Christos Stavrakakis | as an egg for download under the `download_base` URL (which should end
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176 | a712571b | Christos Stavrakakis | with a '/'). `to_dir` is the directory where the egg will be downloaded.
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177 | a712571b | Christos Stavrakakis | `delay` is the number of seconds to pause before an actual download
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178 | a712571b | Christos Stavrakakis | attempt.
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179 | a712571b | Christos Stavrakakis | """
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180 | a712571b | Christos Stavrakakis | # making sure we use the absolute path
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181 | a712571b | Christos Stavrakakis | to_dir = os.path.abspath(to_dir) |
182 | a712571b | Christos Stavrakakis | try:
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183 | a712571b | Christos Stavrakakis | from urllib.request import urlopen |
184 | a712571b | Christos Stavrakakis | except ImportError: |
185 | a712571b | Christos Stavrakakis | from urllib2 import urlopen |
186 | a712571b | Christos Stavrakakis | tgz_name = "distribute-%s.tar.gz" % version
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187 | a712571b | Christos Stavrakakis | url = download_base + tgz_name |
188 | a712571b | Christos Stavrakakis | saveto = os.path.join(to_dir, tgz_name) |
189 | a712571b | Christos Stavrakakis | src = dst = None
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190 | a712571b | Christos Stavrakakis | if not os.path.exists(saveto): # Avoid repeated downloads |
191 | a712571b | Christos Stavrakakis | try:
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192 | a712571b | Christos Stavrakakis | log.warn("Downloading %s", url)
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193 | a712571b | Christos Stavrakakis | src = urlopen(url) |
194 | a712571b | Christos Stavrakakis | # Read/write all in one block, so we don't create a corrupt file
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195 | a712571b | Christos Stavrakakis | # if the download is interrupted.
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196 | a712571b | Christos Stavrakakis | data = src.read() |
197 | a712571b | Christos Stavrakakis | dst = open(saveto, "wb") |
198 | a712571b | Christos Stavrakakis | dst.write(data) |
199 | a712571b | Christos Stavrakakis | finally:
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200 | a712571b | Christos Stavrakakis | if src:
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201 | a712571b | Christos Stavrakakis | src.close() |
202 | a712571b | Christos Stavrakakis | if dst:
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203 | a712571b | Christos Stavrakakis | dst.close() |
204 | a712571b | Christos Stavrakakis | return os.path.realpath(saveto)
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205 | a712571b | Christos Stavrakakis | |
206 | a712571b | Christos Stavrakakis | def _no_sandbox(function): |
207 | a712571b | Christos Stavrakakis | def __no_sandbox(*args, **kw): |
208 | a712571b | Christos Stavrakakis | try:
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209 | a712571b | Christos Stavrakakis | from setuptools.sandbox import DirectorySandbox |
210 | a712571b | Christos Stavrakakis | if not hasattr(DirectorySandbox, '_old'): |
211 | a712571b | Christos Stavrakakis | def violation(*args): |
212 | a712571b | Christos Stavrakakis | pass
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213 | a712571b | Christos Stavrakakis | DirectorySandbox._old = DirectorySandbox._violation |
214 | a712571b | Christos Stavrakakis | DirectorySandbox._violation = violation |
215 | a712571b | Christos Stavrakakis | patched = True
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216 | a712571b | Christos Stavrakakis | else:
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217 | a712571b | Christos Stavrakakis | patched = False
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218 | a712571b | Christos Stavrakakis | except ImportError: |
219 | a712571b | Christos Stavrakakis | patched = False
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220 | a712571b | Christos Stavrakakis | |
221 | a712571b | Christos Stavrakakis | try:
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222 | a712571b | Christos Stavrakakis | return function(*args, **kw)
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223 | a712571b | Christos Stavrakakis | finally:
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224 | a712571b | Christos Stavrakakis | if patched:
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225 | a712571b | Christos Stavrakakis | DirectorySandbox._violation = DirectorySandbox._old |
226 | a712571b | Christos Stavrakakis | del DirectorySandbox._old
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227 | a712571b | Christos Stavrakakis | |
228 | a712571b | Christos Stavrakakis | return __no_sandbox
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229 | a712571b | Christos Stavrakakis | |
230 | a712571b | Christos Stavrakakis | def _patch_file(path, content): |
231 | a712571b | Christos Stavrakakis | """Will backup the file then patch it"""
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232 | a712571b | Christos Stavrakakis | existing_content = open(path).read()
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233 | a712571b | Christos Stavrakakis | if existing_content == content:
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234 | a712571b | Christos Stavrakakis | # already patched
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235 | a712571b | Christos Stavrakakis | log.warn('Already patched.')
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236 | a712571b | Christos Stavrakakis | return False |
237 | a712571b | Christos Stavrakakis | log.warn('Patching...')
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238 | a712571b | Christos Stavrakakis | _rename_path(path) |
239 | a712571b | Christos Stavrakakis | f = open(path, 'w') |
240 | a712571b | Christos Stavrakakis | try:
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241 | a712571b | Christos Stavrakakis | f.write(content) |
242 | a712571b | Christos Stavrakakis | finally:
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243 | a712571b | Christos Stavrakakis | f.close() |
244 | a712571b | Christos Stavrakakis | return True |
245 | a712571b | Christos Stavrakakis | |
246 | a712571b | Christos Stavrakakis | _patch_file = _no_sandbox(_patch_file) |
247 | a712571b | Christos Stavrakakis | |
248 | a712571b | Christos Stavrakakis | def _same_content(path, content): |
249 | a712571b | Christos Stavrakakis | return open(path).read() == content |
250 | a712571b | Christos Stavrakakis | |
251 | a712571b | Christos Stavrakakis | def _rename_path(path): |
252 | a712571b | Christos Stavrakakis | new_name = path + '.OLD.%s' % time.time()
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253 | a712571b | Christos Stavrakakis | log.warn('Renaming %s into %s', path, new_name)
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254 | a712571b | Christos Stavrakakis | os.rename(path, new_name) |
255 | a712571b | Christos Stavrakakis | return new_name
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256 | a712571b | Christos Stavrakakis | |
257 | a712571b | Christos Stavrakakis | def _remove_flat_installation(placeholder): |
258 | a712571b | Christos Stavrakakis | if not os.path.isdir(placeholder): |
259 | a712571b | Christos Stavrakakis | log.warn('Unkown installation at %s', placeholder)
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260 | a712571b | Christos Stavrakakis | return False |
261 | a712571b | Christos Stavrakakis | found = False
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262 | a712571b | Christos Stavrakakis | for file in os.listdir(placeholder): |
263 | a712571b | Christos Stavrakakis | if fnmatch.fnmatch(file, 'setuptools*.egg-info'): |
264 | a712571b | Christos Stavrakakis | found = True
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265 | a712571b | Christos Stavrakakis | break
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266 | a712571b | Christos Stavrakakis | if not found: |
267 | a712571b | Christos Stavrakakis | log.warn('Could not locate setuptools*.egg-info')
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268 | a712571b | Christos Stavrakakis | return
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269 | a712571b | Christos Stavrakakis | |
270 | a712571b | Christos Stavrakakis | log.warn('Removing elements out of the way...')
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271 | a712571b | Christos Stavrakakis | pkg_info = os.path.join(placeholder, file)
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272 | a712571b | Christos Stavrakakis | if os.path.isdir(pkg_info):
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273 | a712571b | Christos Stavrakakis | patched = _patch_egg_dir(pkg_info) |
274 | a712571b | Christos Stavrakakis | else:
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275 | a712571b | Christos Stavrakakis | patched = _patch_file(pkg_info, SETUPTOOLS_PKG_INFO) |
276 | a712571b | Christos Stavrakakis | |
277 | a712571b | Christos Stavrakakis | if not patched: |
278 | a712571b | Christos Stavrakakis | log.warn('%s already patched.', pkg_info)
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279 | a712571b | Christos Stavrakakis | return False |
280 | a712571b | Christos Stavrakakis | # now let's move the files out of the way
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281 | a712571b | Christos Stavrakakis | for element in ('setuptools', 'pkg_resources.py', 'site.py'): |
282 | a712571b | Christos Stavrakakis | element = os.path.join(placeholder, element) |
283 | a712571b | Christos Stavrakakis | if os.path.exists(element):
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284 | a712571b | Christos Stavrakakis | _rename_path(element) |
285 | a712571b | Christos Stavrakakis | else:
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286 | a712571b | Christos Stavrakakis | log.warn('Could not find the %s element of the '
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287 | a712571b | Christos Stavrakakis | 'Setuptools distribution', element)
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288 | a712571b | Christos Stavrakakis | return True |
289 | a712571b | Christos Stavrakakis | |
290 | a712571b | Christos Stavrakakis | _remove_flat_installation = _no_sandbox(_remove_flat_installation) |
291 | a712571b | Christos Stavrakakis | |
292 | a712571b | Christos Stavrakakis | def _after_install(dist): |
293 | a712571b | Christos Stavrakakis | log.warn('After install bootstrap.')
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294 | a712571b | Christos Stavrakakis | placeholder = dist.get_command_obj('install').install_purelib
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295 | a712571b | Christos Stavrakakis | _create_fake_setuptools_pkg_info(placeholder) |
296 | a712571b | Christos Stavrakakis | |
297 | a712571b | Christos Stavrakakis | def _create_fake_setuptools_pkg_info(placeholder): |
298 | a712571b | Christos Stavrakakis | if not placeholder or not os.path.exists(placeholder): |
299 | a712571b | Christos Stavrakakis | log.warn('Could not find the install location')
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300 | a712571b | Christos Stavrakakis | return
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301 | a712571b | Christos Stavrakakis | pyver = '%s.%s' % (sys.version_info[0], sys.version_info[1]) |
302 | a712571b | Christos Stavrakakis | setuptools_file = 'setuptools-%s-py%s.egg-info' % \
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303 | a712571b | Christos Stavrakakis | (SETUPTOOLS_FAKED_VERSION, pyver) |
304 | a712571b | Christos Stavrakakis | pkg_info = os.path.join(placeholder, setuptools_file) |
305 | a712571b | Christos Stavrakakis | if os.path.exists(pkg_info):
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306 | a712571b | Christos Stavrakakis | log.warn('%s already exists', pkg_info)
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307 | a712571b | Christos Stavrakakis | return
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308 | a712571b | Christos Stavrakakis | |
309 | a712571b | Christos Stavrakakis | log.warn('Creating %s', pkg_info)
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310 | a712571b | Christos Stavrakakis | f = open(pkg_info, 'w') |
311 | a712571b | Christos Stavrakakis | try:
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312 | a712571b | Christos Stavrakakis | f.write(SETUPTOOLS_PKG_INFO) |
313 | a712571b | Christos Stavrakakis | finally:
|
314 | a712571b | Christos Stavrakakis | f.close() |
315 | a712571b | Christos Stavrakakis | |
316 | a712571b | Christos Stavrakakis | pth_file = os.path.join(placeholder, 'setuptools.pth')
|
317 | a712571b | Christos Stavrakakis | log.warn('Creating %s', pth_file)
|
318 | a712571b | Christos Stavrakakis | f = open(pth_file, 'w') |
319 | a712571b | Christos Stavrakakis | try:
|
320 | a712571b | Christos Stavrakakis | f.write(os.path.join(os.curdir, setuptools_file)) |
321 | a712571b | Christos Stavrakakis | finally:
|
322 | a712571b | Christos Stavrakakis | f.close() |
323 | a712571b | Christos Stavrakakis | |
324 | a712571b | Christos Stavrakakis | _create_fake_setuptools_pkg_info = _no_sandbox(_create_fake_setuptools_pkg_info) |
325 | a712571b | Christos Stavrakakis | |
326 | a712571b | Christos Stavrakakis | def _patch_egg_dir(path): |
327 | a712571b | Christos Stavrakakis | # let's check if it's already patched
|
328 | a712571b | Christos Stavrakakis | pkg_info = os.path.join(path, 'EGG-INFO', 'PKG-INFO') |
329 | a712571b | Christos Stavrakakis | if os.path.exists(pkg_info):
|
330 | a712571b | Christos Stavrakakis | if _same_content(pkg_info, SETUPTOOLS_PKG_INFO):
|
331 | a712571b | Christos Stavrakakis | log.warn('%s already patched.', pkg_info)
|
332 | a712571b | Christos Stavrakakis | return False |
333 | a712571b | Christos Stavrakakis | _rename_path(path) |
334 | a712571b | Christos Stavrakakis | os.mkdir(path) |
335 | a712571b | Christos Stavrakakis | os.mkdir(os.path.join(path, 'EGG-INFO'))
|
336 | a712571b | Christos Stavrakakis | pkg_info = os.path.join(path, 'EGG-INFO', 'PKG-INFO') |
337 | a712571b | Christos Stavrakakis | f = open(pkg_info, 'w') |
338 | a712571b | Christos Stavrakakis | try:
|
339 | a712571b | Christos Stavrakakis | f.write(SETUPTOOLS_PKG_INFO) |
340 | a712571b | Christos Stavrakakis | finally:
|
341 | a712571b | Christos Stavrakakis | f.close() |
342 | a712571b | Christos Stavrakakis | return True |
343 | a712571b | Christos Stavrakakis | |
344 | a712571b | Christos Stavrakakis | _patch_egg_dir = _no_sandbox(_patch_egg_dir) |
345 | a712571b | Christos Stavrakakis | |
346 | a712571b | Christos Stavrakakis | def _before_install(): |
347 | a712571b | Christos Stavrakakis | log.warn('Before install bootstrap.')
|
348 | a712571b | Christos Stavrakakis | _fake_setuptools() |
349 | a712571b | Christos Stavrakakis | |
350 | a712571b | Christos Stavrakakis | |
351 | a712571b | Christos Stavrakakis | def _under_prefix(location): |
352 | a712571b | Christos Stavrakakis | if 'install' not in sys.argv: |
353 | a712571b | Christos Stavrakakis | return True |
354 | a712571b | Christos Stavrakakis | args = sys.argv[sys.argv.index('install')+1:] |
355 | a712571b | Christos Stavrakakis | for index, arg in enumerate(args): |
356 | a712571b | Christos Stavrakakis | for option in ('--root', '--prefix'): |
357 | a712571b | Christos Stavrakakis | if arg.startswith('%s=' % option): |
358 | a712571b | Christos Stavrakakis | top_dir = arg.split('root=')[-1] |
359 | a712571b | Christos Stavrakakis | return location.startswith(top_dir)
|
360 | a712571b | Christos Stavrakakis | elif arg == option:
|
361 | a712571b | Christos Stavrakakis | if len(args) > index: |
362 | a712571b | Christos Stavrakakis | top_dir = args[index+1]
|
363 | a712571b | Christos Stavrakakis | return location.startswith(top_dir)
|
364 | a712571b | Christos Stavrakakis | if arg == '--user' and USER_SITE is not None: |
365 | a712571b | Christos Stavrakakis | return location.startswith(USER_SITE)
|
366 | a712571b | Christos Stavrakakis | return True |
367 | a712571b | Christos Stavrakakis | |
368 | a712571b | Christos Stavrakakis | |
369 | a712571b | Christos Stavrakakis | def _fake_setuptools(): |
370 | a712571b | Christos Stavrakakis | log.warn('Scanning installed packages')
|
371 | a712571b | Christos Stavrakakis | try:
|
372 | a712571b | Christos Stavrakakis | import pkg_resources |
373 | a712571b | Christos Stavrakakis | except ImportError: |
374 | a712571b | Christos Stavrakakis | # we're cool
|
375 | a712571b | Christos Stavrakakis | log.warn('Setuptools or Distribute does not seem to be installed.')
|
376 | a712571b | Christos Stavrakakis | return
|
377 | a712571b | Christos Stavrakakis | ws = pkg_resources.working_set |
378 | a712571b | Christos Stavrakakis | try:
|
379 | a712571b | Christos Stavrakakis | setuptools_dist = ws.find(pkg_resources.Requirement.parse('setuptools',
|
380 | a712571b | Christos Stavrakakis | replacement=False))
|
381 | a712571b | Christos Stavrakakis | except TypeError: |
382 | a712571b | Christos Stavrakakis | # old distribute API
|
383 | a712571b | Christos Stavrakakis | setuptools_dist = ws.find(pkg_resources.Requirement.parse('setuptools'))
|
384 | a712571b | Christos Stavrakakis | |
385 | a712571b | Christos Stavrakakis | if setuptools_dist is None: |
386 | a712571b | Christos Stavrakakis | log.warn('No setuptools distribution found')
|
387 | a712571b | Christos Stavrakakis | return
|
388 | a712571b | Christos Stavrakakis | # detecting if it was already faked
|
389 | a712571b | Christos Stavrakakis | setuptools_location = setuptools_dist.location |
390 | a712571b | Christos Stavrakakis | log.warn('Setuptools installation detected at %s', setuptools_location)
|
391 | a712571b | Christos Stavrakakis | |
392 | a712571b | Christos Stavrakakis | # if --root or --preix was provided, and if
|
393 | a712571b | Christos Stavrakakis | # setuptools is not located in them, we don't patch it
|
394 | a712571b | Christos Stavrakakis | if not _under_prefix(setuptools_location): |
395 | a712571b | Christos Stavrakakis | log.warn('Not patching, --root or --prefix is installing Distribute'
|
396 | a712571b | Christos Stavrakakis | ' in another location')
|
397 | a712571b | Christos Stavrakakis | return
|
398 | a712571b | Christos Stavrakakis | |
399 | a712571b | Christos Stavrakakis | # let's see if its an egg
|
400 | a712571b | Christos Stavrakakis | if not setuptools_location.endswith('.egg'): |
401 | a712571b | Christos Stavrakakis | log.warn('Non-egg installation')
|
402 | a712571b | Christos Stavrakakis | res = _remove_flat_installation(setuptools_location) |
403 | a712571b | Christos Stavrakakis | if not res: |
404 | a712571b | Christos Stavrakakis | return
|
405 | a712571b | Christos Stavrakakis | else:
|
406 | a712571b | Christos Stavrakakis | log.warn('Egg installation')
|
407 | a712571b | Christos Stavrakakis | pkg_info = os.path.join(setuptools_location, 'EGG-INFO', 'PKG-INFO') |
408 | a712571b | Christos Stavrakakis | if (os.path.exists(pkg_info) and |
409 | a712571b | Christos Stavrakakis | _same_content(pkg_info, SETUPTOOLS_PKG_INFO)): |
410 | a712571b | Christos Stavrakakis | log.warn('Already patched.')
|
411 | a712571b | Christos Stavrakakis | return
|
412 | a712571b | Christos Stavrakakis | log.warn('Patching...')
|
413 | a712571b | Christos Stavrakakis | # let's create a fake egg replacing setuptools one
|
414 | a712571b | Christos Stavrakakis | res = _patch_egg_dir(setuptools_location) |
415 | a712571b | Christos Stavrakakis | if not res: |
416 | a712571b | Christos Stavrakakis | return
|
417 | a712571b | Christos Stavrakakis | log.warn('Patched done.')
|
418 | a712571b | Christos Stavrakakis | _relaunch() |
419 | a712571b | Christos Stavrakakis | |
420 | a712571b | Christos Stavrakakis | |
421 | a712571b | Christos Stavrakakis | def _relaunch(): |
422 | a712571b | Christos Stavrakakis | log.warn('Relaunching...')
|
423 | a712571b | Christos Stavrakakis | # we have to relaunch the process
|
424 | a712571b | Christos Stavrakakis | # pip marker to avoid a relaunch bug
|
425 | a712571b | Christos Stavrakakis | if sys.argv[:3] == ['-c', 'install', '--single-version-externally-managed']: |
426 | a712571b | Christos Stavrakakis | sys.argv[0] = 'setup.py' |
427 | a712571b | Christos Stavrakakis | args = [sys.executable] + sys.argv |
428 | a712571b | Christos Stavrakakis | sys.exit(subprocess.call(args)) |
429 | a712571b | Christos Stavrakakis | |
430 | a712571b | Christos Stavrakakis | |
431 | a712571b | Christos Stavrakakis | def _extractall(self, path=".", members=None): |
432 | a712571b | Christos Stavrakakis | """Extract all members from the archive to the current working
|
433 | a712571b | Christos Stavrakakis | directory and set owner, modification time and permissions on
|
434 | a712571b | Christos Stavrakakis | directories afterwards. `path' specifies a different directory
|
435 | a712571b | Christos Stavrakakis | to extract to. `members' is optional and must be a subset of the
|
436 | a712571b | Christos Stavrakakis | list returned by getmembers().
|
437 | a712571b | Christos Stavrakakis | """
|
438 | a712571b | Christos Stavrakakis | import copy |
439 | a712571b | Christos Stavrakakis | import operator |
440 | a712571b | Christos Stavrakakis | from tarfile import ExtractError |
441 | a712571b | Christos Stavrakakis | directories = [] |
442 | a712571b | Christos Stavrakakis | |
443 | a712571b | Christos Stavrakakis | if members is None: |
444 | a712571b | Christos Stavrakakis | members = self
|
445 | a712571b | Christos Stavrakakis | |
446 | a712571b | Christos Stavrakakis | for tarinfo in members: |
447 | a712571b | Christos Stavrakakis | if tarinfo.isdir():
|
448 | a712571b | Christos Stavrakakis | # Extract directories with a safe mode.
|
449 | a712571b | Christos Stavrakakis | directories.append(tarinfo) |
450 | a712571b | Christos Stavrakakis | tarinfo = copy.copy(tarinfo) |
451 | a712571b | Christos Stavrakakis | tarinfo.mode = 448 # decimal for oct 0700 |
452 | a712571b | Christos Stavrakakis | self.extract(tarinfo, path)
|
453 | a712571b | Christos Stavrakakis | |
454 | a712571b | Christos Stavrakakis | # Reverse sort directories.
|
455 | a712571b | Christos Stavrakakis | if sys.version_info < (2, 4): |
456 | a712571b | Christos Stavrakakis | def sorter(dir1, dir2): |
457 | a712571b | Christos Stavrakakis | return cmp(dir1.name, dir2.name) |
458 | a712571b | Christos Stavrakakis | directories.sort(sorter) |
459 | a712571b | Christos Stavrakakis | directories.reverse() |
460 | a712571b | Christos Stavrakakis | else:
|
461 | a712571b | Christos Stavrakakis | directories.sort(key=operator.attrgetter('name'), reverse=True) |
462 | a712571b | Christos Stavrakakis | |
463 | a712571b | Christos Stavrakakis | # Set correct owner, mtime and filemode on directories.
|
464 | a712571b | Christos Stavrakakis | for tarinfo in directories: |
465 | a712571b | Christos Stavrakakis | dirpath = os.path.join(path, tarinfo.name) |
466 | a712571b | Christos Stavrakakis | try:
|
467 | a712571b | Christos Stavrakakis | self.chown(tarinfo, dirpath)
|
468 | a712571b | Christos Stavrakakis | self.utime(tarinfo, dirpath)
|
469 | a712571b | Christos Stavrakakis | self.chmod(tarinfo, dirpath)
|
470 | a712571b | Christos Stavrakakis | except ExtractError:
|
471 | a712571b | Christos Stavrakakis | e = sys.exc_info()[1]
|
472 | a712571b | Christos Stavrakakis | if self.errorlevel > 1: |
473 | a712571b | Christos Stavrakakis | raise
|
474 | a712571b | Christos Stavrakakis | else:
|
475 | a712571b | Christos Stavrakakis | self._dbg(1, "tarfile: %s" % e) |
476 | a712571b | Christos Stavrakakis | |
477 | a712571b | Christos Stavrakakis | |
478 | a712571b | Christos Stavrakakis | def main(argv, version=DEFAULT_VERSION): |
479 | a712571b | Christos Stavrakakis | """Install or upgrade setuptools and EasyInstall"""
|
480 | a712571b | Christos Stavrakakis | tarball = download_setuptools() |
481 | a712571b | Christos Stavrakakis | _install(tarball) |
482 | a712571b | Christos Stavrakakis | |
483 | a712571b | Christos Stavrakakis | |
484 | a712571b | Christos Stavrakakis | if __name__ == '__main__': |
485 | a712571b | Christos Stavrakakis | main(sys.argv[1:]) |