annotate distribute_setup.py @ 595:1f160467f5de

Fix pep8 support in src/bridge.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Fri, 18 Jan 2013 17:55:35 +0100
parents 6a718ede8be1
children efd92a645220
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1 #!python
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2 """Bootstrap distribute installation
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3
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4 If you want to use setuptools in your package's setup.py, just include this
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5 file in the same directory with it, and add this to the top of your setup.py::
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6
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7 from distribute_setup import use_setuptools
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8 use_setuptools()
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9
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10 If you want to require a specific version of setuptools, set a download
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11 mirror, or use an alternate download directory, you can do so by supplying
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12 the appropriate options to ``use_setuptools()``.
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13
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14 This file can also be run as a script to install or upgrade setuptools.
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15 """
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16 import os
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17 import sys
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18 import time
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19 import fnmatch
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20 import tempfile
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21 import tarfile
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22 from distutils import log
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23
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24 try:
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25 from site import USER_SITE
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26 except ImportError:
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27 USER_SITE = None
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28
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29 try:
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30 import subprocess
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31
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32 def _python_cmd(*args):
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33 args = (sys.executable, ) + args
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34 return subprocess.call(args) == 0
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35
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36 except ImportError:
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37
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38 # will be used for python 2.3
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39 def _python_cmd(*args):
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40 args = (sys.executable, ) + args
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41 # quoting arguments if windows
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42 if sys.platform == 'win32':
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43 def quote(arg):
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44 if ' ' in arg:
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45 return '"%s"' % arg
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46 return arg
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47 args = [quote(arg) for arg in args]
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48 return os.spawnl(os.P_WAIT, sys.executable, *args) == 0
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49
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50 DEFAULT_VERSION = "0.6.14"
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51 DEFAULT_URL = "http://pypi.python.org/packages/source/d/distribute/"
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52 SETUPTOOLS_FAKED_VERSION = "0.6c11"
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53
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54 SETUPTOOLS_PKG_INFO = """\
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55 Metadata-Version: 1.0
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56 Name: setuptools
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57 Version: %s
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58 Summary: xxxx
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59 Home-page: xxx
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60 Author: xxx
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61 Author-email: xxx
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62 License: xxx
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63 Description: xxx
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64 """ % SETUPTOOLS_FAKED_VERSION
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65
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66
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67 def _install(tarball):
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68 # extracting the tarball
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69 tmpdir = tempfile.mkdtemp()
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70 log.warn('Extracting in %s', tmpdir)
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71 old_wd = os.getcwd()
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72 try:
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73 os.chdir(tmpdir)
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74 tar = tarfile.open(tarball)
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75 _extractall(tar)
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76 tar.close()
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77
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78 # going in the directory
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79 subdir = os.path.join(tmpdir, os.listdir(tmpdir)[0])
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80 os.chdir(subdir)
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81 log.warn('Now working in %s', subdir)
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82
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83 # installing
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84 log.warn('Installing Distribute')
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85 if not _python_cmd('setup.py', 'install'):
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86 log.warn('Something went wrong during the installation.')
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87 log.warn('See the error message above.')
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88 finally:
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89 os.chdir(old_wd)
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90
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91
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92 def _build_egg(egg, tarball, to_dir):
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93 # extracting the tarball
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94 tmpdir = tempfile.mkdtemp()
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95 log.warn('Extracting in %s', tmpdir)
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96 old_wd = os.getcwd()
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97 try:
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98 os.chdir(tmpdir)
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99 tar = tarfile.open(tarball)
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100 _extractall(tar)
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101 tar.close()
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102
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103 # going in the directory
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104 subdir = os.path.join(tmpdir, os.listdir(tmpdir)[0])
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105 os.chdir(subdir)
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106 log.warn('Now working in %s', subdir)
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107
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108 # building an egg
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109 log.warn('Building a Distribute egg in %s', to_dir)
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110 _python_cmd('setup.py', '-q', 'bdist_egg', '--dist-dir', to_dir)
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111
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112 finally:
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113 os.chdir(old_wd)
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114 # returning the result
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115 log.warn(egg)
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116 if not os.path.exists(egg):
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117 raise IOError('Could not build the egg.')
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118
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119
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120 def _do_download(version, download_base, to_dir, download_delay):
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121 egg = os.path.join(to_dir, 'distribute-%s-py%d.%d.egg'
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122 % (version, sys.version_info[0], sys.version_info[1]))
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123 if not os.path.exists(egg):
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124 tarball = download_setuptools(version, download_base,
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125 to_dir, download_delay)
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126 _build_egg(egg, tarball, to_dir)
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127 sys.path.insert(0, egg)
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128 import setuptools
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129 setuptools.bootstrap_install_from = egg
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130
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131
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132 def use_setuptools(version=DEFAULT_VERSION, download_base=DEFAULT_URL,
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133 to_dir=os.curdir, download_delay=15, no_fake=True):
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134 # making sure we use the absolute path
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135 to_dir = os.path.abspath(to_dir)
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136 was_imported = 'pkg_resources' in sys.modules or \
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137 'setuptools' in sys.modules
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138 try:
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139 try:
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140 import pkg_resources
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141 if not hasattr(pkg_resources, '_distribute'):
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142 if not no_fake:
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143 _fake_setuptools()
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144 raise ImportError
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145 except ImportError:
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146 return _do_download(version, download_base, to_dir, download_delay)
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147 try:
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148 pkg_resources.require("distribute>=" + version)
231
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149 return
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150 except pkg_resources.VersionConflict:
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151 e = sys.exc_info()[1]
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152 if was_imported:
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153 sys.stderr.write(
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154 "The required version of distribute (>=%s) is not available,\n"
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155 "and can't be installed while this script is running. Please\n"
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156 "install a more recent version first, using\n"
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157 "'easy_install -U distribute'."
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158 "\n\n(Currently using %r)\n" % (version, e.args[0]))
231
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159 sys.exit(2)
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160 else:
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161 del pkg_resources, sys.modules['pkg_resources'] # reload ok
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162 return _do_download(version, download_base, to_dir,
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163 download_delay)
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parents:
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164 except pkg_resources.DistributionNotFound:
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165 return _do_download(version, download_base, to_dir,
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166 download_delay)
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167 finally:
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168 if not no_fake:
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169 _create_fake_setuptools_pkg_info(to_dir)
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170
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171
231
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172 def download_setuptools(version=DEFAULT_VERSION, download_base=DEFAULT_URL,
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173 to_dir=os.curdir, delay=15):
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174 """Download distribute from a specified location and return its filename
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175
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176 `version` should be a valid distribute version number that is available
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177 as an egg for download under the `download_base` URL (which should end
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178 with a '/'). `to_dir` is the directory where the egg will be downloaded.
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179 `delay` is the number of seconds to pause before an actual download
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180 attempt.
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181 """
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182 # making sure we use the absolute path
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183 to_dir = os.path.abspath(to_dir)
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184 try:
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185 from urllib.request import urlopen
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186 except ImportError:
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187 from urllib2 import urlopen
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188 tgz_name = "distribute-%s.tar.gz" % version
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189 url = download_base + tgz_name
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190 saveto = os.path.join(to_dir, tgz_name)
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191 src = dst = None
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192 if not os.path.exists(saveto): # Avoid repeated downloads
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193 try:
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194 log.warn("Downloading %s", url)
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195 src = urlopen(url)
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196 # Read/write all in one block, so we don't create a corrupt file
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197 # if the download is interrupted.
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198 data = src.read()
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199 dst = open(saveto, "wb")
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200 dst.write(data)
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201 finally:
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202 if src:
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203 src.close()
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204 if dst:
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205 dst.close()
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206 return os.path.realpath(saveto)
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207
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208
231
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209 def _no_sandbox(function):
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210 def __no_sandbox(*args, **kw):
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211 try:
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212 from setuptools.sandbox import DirectorySandbox
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213 if not hasattr(DirectorySandbox, '_old'):
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214 def violation(*args):
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215 pass
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216 DirectorySandbox._old = DirectorySandbox._violation
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217 DirectorySandbox._violation = violation
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218 patched = True
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219 else:
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220 patched = False
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parents:
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221 except ImportError:
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222 patched = False
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parents:
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223
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224 try:
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225 return function(*args, **kw)
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parents:
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226 finally:
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Goffi <goffi@goffi.org>
parents:
diff changeset
227 if patched:
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diff changeset
228 DirectorySandbox._violation = DirectorySandbox._old
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229 del DirectorySandbox._old
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Goffi <goffi@goffi.org>
parents:
diff changeset
230
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diff changeset
231 return __no_sandbox
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parents:
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232
586
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parents: 231
diff changeset
233
231
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234 def _patch_file(path, content):
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parents:
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235 """Will backup the file then patch it"""
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236 existing_content = open(path).read()
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diff changeset
237 if existing_content == content:
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parents:
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238 # already patched
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239 log.warn('Already patched.')
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diff changeset
240 return False
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Goffi <goffi@goffi.org>
parents:
diff changeset
241 log.warn('Patching...')
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Goffi <goffi@goffi.org>
parents:
diff changeset
242 _rename_path(path)
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parents:
diff changeset
243 f = open(path, 'w')
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diff changeset
244 try:
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245 f.write(content)
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parents:
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246 finally:
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247 f.close()
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Goffi <goffi@goffi.org>
parents:
diff changeset
248 return True
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Goffi <goffi@goffi.org>
parents:
diff changeset
249
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250 _patch_file = _no_sandbox(_patch_file)
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parents:
diff changeset
251
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parents: 231
diff changeset
252
231
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parents:
diff changeset
253 def _same_content(path, content):
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parents:
diff changeset
254 return open(path).read() == content
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parents:
diff changeset
255
586
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parents: 231
diff changeset
256
231
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parents:
diff changeset
257 def _rename_path(path):
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parents:
diff changeset
258 new_name = path + '.OLD.%s' % time.time()
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parents:
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259 log.warn('Renaming %s into %s', path, new_name)
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parents:
diff changeset
260 os.rename(path, new_name)
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Goffi <goffi@goffi.org>
parents:
diff changeset
261 return new_name
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parents:
diff changeset
262
586
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parents: 231
diff changeset
263
231
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Goffi <goffi@goffi.org>
parents:
diff changeset
264 def _remove_flat_installation(placeholder):
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Goffi <goffi@goffi.org>
parents:
diff changeset
265 if not os.path.isdir(placeholder):
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parents:
diff changeset
266 log.warn('Unkown installation at %s', placeholder)
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Goffi <goffi@goffi.org>
parents:
diff changeset
267 return False
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Goffi <goffi@goffi.org>
parents:
diff changeset
268 found = False
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Goffi <goffi@goffi.org>
parents:
diff changeset
269 for file in os.listdir(placeholder):
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Goffi <goffi@goffi.org>
parents:
diff changeset
270 if fnmatch.fnmatch(file, 'setuptools*.egg-info'):
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Goffi <goffi@goffi.org>
parents:
diff changeset
271 found = True
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Goffi <goffi@goffi.org>
parents:
diff changeset
272 break
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Goffi <goffi@goffi.org>
parents:
diff changeset
273 if not found:
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Goffi <goffi@goffi.org>
parents:
diff changeset
274 log.warn('Could not locate setuptools*.egg-info')
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Goffi <goffi@goffi.org>
parents:
diff changeset
275 return
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Goffi <goffi@goffi.org>
parents:
diff changeset
276
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Goffi <goffi@goffi.org>
parents:
diff changeset
277 log.warn('Removing elements out of the way...')
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Goffi <goffi@goffi.org>
parents:
diff changeset
278 pkg_info = os.path.join(placeholder, file)
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Goffi <goffi@goffi.org>
parents:
diff changeset
279 if os.path.isdir(pkg_info):
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parents:
diff changeset
280 patched = _patch_egg_dir(pkg_info)
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Goffi <goffi@goffi.org>
parents:
diff changeset
281 else:
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parents:
diff changeset
282 patched = _patch_file(pkg_info, SETUPTOOLS_PKG_INFO)
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Goffi <goffi@goffi.org>
parents:
diff changeset
283
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Goffi <goffi@goffi.org>
parents:
diff changeset
284 if not patched:
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Goffi <goffi@goffi.org>
parents:
diff changeset
285 log.warn('%s already patched.', pkg_info)
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Goffi <goffi@goffi.org>
parents:
diff changeset
286 return False
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Goffi <goffi@goffi.org>
parents:
diff changeset
287 # now let's move the files out of the way
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Goffi <goffi@goffi.org>
parents:
diff changeset
288 for element in ('setuptools', 'pkg_resources.py', 'site.py'):
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parents:
diff changeset
289 element = os.path.join(placeholder, element)
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Goffi <goffi@goffi.org>
parents:
diff changeset
290 if os.path.exists(element):
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parents:
diff changeset
291 _rename_path(element)
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Goffi <goffi@goffi.org>
parents:
diff changeset
292 else:
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Goffi <goffi@goffi.org>
parents:
diff changeset
293 log.warn('Could not find the %s element of the '
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Goffi <goffi@goffi.org>
parents:
diff changeset
294 'Setuptools distribution', element)
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Goffi <goffi@goffi.org>
parents:
diff changeset
295 return True
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Goffi <goffi@goffi.org>
parents:
diff changeset
296
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parents:
diff changeset
297 _remove_flat_installation = _no_sandbox(_remove_flat_installation)
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parents:
diff changeset
298
586
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parents: 231
diff changeset
299
231
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parents:
diff changeset
300 def _after_install(dist):
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parents:
diff changeset
301 log.warn('After install bootstrap.')
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Goffi <goffi@goffi.org>
parents:
diff changeset
302 placeholder = dist.get_command_obj('install').install_purelib
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Goffi <goffi@goffi.org>
parents:
diff changeset
303 _create_fake_setuptools_pkg_info(placeholder)
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Goffi <goffi@goffi.org>
parents:
diff changeset
304
586
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parents: 231
diff changeset
305
231
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Goffi <goffi@goffi.org>
parents:
diff changeset
306 def _create_fake_setuptools_pkg_info(placeholder):
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Goffi <goffi@goffi.org>
parents:
diff changeset
307 if not placeholder or not os.path.exists(placeholder):
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Goffi <goffi@goffi.org>
parents:
diff changeset
308 log.warn('Could not find the install location')
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Goffi <goffi@goffi.org>
parents:
diff changeset
309 return
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Goffi <goffi@goffi.org>
parents:
diff changeset
310 pyver = '%s.%s' % (sys.version_info[0], sys.version_info[1])
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parents:
diff changeset
311 setuptools_file = 'setuptools-%s-py%s.egg-info' % \
586
6a718ede8be1 Fix coding style in setup.py.
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parents: 231
diff changeset
312 (SETUPTOOLS_FAKED_VERSION, pyver)
231
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parents:
diff changeset
313 pkg_info = os.path.join(placeholder, setuptools_file)
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Goffi <goffi@goffi.org>
parents:
diff changeset
314 if os.path.exists(pkg_info):
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Goffi <goffi@goffi.org>
parents:
diff changeset
315 log.warn('%s already exists', pkg_info)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
316 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
317
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
318 log.warn('Creating %s', pkg_info)
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Goffi <goffi@goffi.org>
parents:
diff changeset
319 f = open(pkg_info, 'w')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
320 try:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
321 f.write(SETUPTOOLS_PKG_INFO)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
322 finally:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
323 f.close()
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
324
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
325 pth_file = os.path.join(placeholder, 'setuptools.pth')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
326 log.warn('Creating %s', pth_file)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
327 f = open(pth_file, 'w')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
328 try:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
329 f.write(os.path.join(os.curdir, setuptools_file))
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
330 finally:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
331 f.close()
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
332
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
333 _create_fake_setuptools_pkg_info = _no_sandbox(_create_fake_setuptools_pkg_info)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
334
586
6a718ede8be1 Fix coding style in setup.py.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 231
diff changeset
335
231
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
336 def _patch_egg_dir(path):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
337 # let's check if it's already patched
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
338 pkg_info = os.path.join(path, 'EGG-INFO', 'PKG-INFO')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
339 if os.path.exists(pkg_info):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
340 if _same_content(pkg_info, SETUPTOOLS_PKG_INFO):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
341 log.warn('%s already patched.', pkg_info)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
342 return False
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
343 _rename_path(path)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
344 os.mkdir(path)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
345 os.mkdir(os.path.join(path, 'EGG-INFO'))
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
346 pkg_info = os.path.join(path, 'EGG-INFO', 'PKG-INFO')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
347 f = open(pkg_info, 'w')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
348 try:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
349 f.write(SETUPTOOLS_PKG_INFO)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
350 finally:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
351 f.close()
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
352 return True
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
353
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
354 _patch_egg_dir = _no_sandbox(_patch_egg_dir)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
355
586
6a718ede8be1 Fix coding style in setup.py.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 231
diff changeset
356
231
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
357 def _before_install():
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
358 log.warn('Before install bootstrap.')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
359 _fake_setuptools()
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
360
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
361
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
362 def _under_prefix(location):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
363 if 'install' not in sys.argv:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
364 return True
586
6a718ede8be1 Fix coding style in setup.py.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 231
diff changeset
365 args = sys.argv[sys.argv.index('install') + 1:]
231
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
366 for index, arg in enumerate(args):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
367 for option in ('--root', '--prefix'):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
368 if arg.startswith('%s=' % option):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
369 top_dir = arg.split('root=')[-1]
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
370 return location.startswith(top_dir)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
371 elif arg == option:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
372 if len(args) > index:
586
6a718ede8be1 Fix coding style in setup.py.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 231
diff changeset
373 top_dir = args[index + 1]
231
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
374 return location.startswith(top_dir)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
375 if arg == '--user' and USER_SITE is not None:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
376 return location.startswith(USER_SITE)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
377 return True
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
378
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
379
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
380 def _fake_setuptools():
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
381 log.warn('Scanning installed packages')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
382 try:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
383 import pkg_resources
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
384 except ImportError:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
385 # we're cool
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
386 log.warn('Setuptools or Distribute does not seem to be installed.')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
387 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
388 ws = pkg_resources.working_set
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
389 try:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
390 setuptools_dist = ws.find(pkg_resources.Requirement.parse('setuptools',
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
391 replacement=False))
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
392 except TypeError:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
393 # old distribute API
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
394 setuptools_dist = ws.find(pkg_resources.Requirement.parse('setuptools'))
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
395
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
396 if setuptools_dist is None:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
397 log.warn('No setuptools distribution found')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
398 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
399 # detecting if it was already faked
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
400 setuptools_location = setuptools_dist.location
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
401 log.warn('Setuptools installation detected at %s', setuptools_location)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
402
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
403 # if --root or --preix was provided, and if
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
404 # setuptools is not located in them, we don't patch it
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
405 if not _under_prefix(setuptools_location):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
406 log.warn('Not patching, --root or --prefix is installing Distribute'
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
407 ' in another location')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
408 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
409
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
410 # let's see if its an egg
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
411 if not setuptools_location.endswith('.egg'):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
412 log.warn('Non-egg installation')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
413 res = _remove_flat_installation(setuptools_location)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
414 if not res:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
415 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
416 else:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
417 log.warn('Egg installation')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
418 pkg_info = os.path.join(setuptools_location, 'EGG-INFO', 'PKG-INFO')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
419 if (os.path.exists(pkg_info) and
586
6a718ede8be1 Fix coding style in setup.py.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 231
diff changeset
420 _same_content(pkg_info, SETUPTOOLS_PKG_INFO)):
231
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
421 log.warn('Already patched.')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
422 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
423 log.warn('Patching...')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
424 # let's create a fake egg replacing setuptools one
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
425 res = _patch_egg_dir(setuptools_location)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
426 if not res:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
427 return
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
428 log.warn('Patched done.')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
429 _relaunch()
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
430
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
431
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
432 def _relaunch():
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
433 log.warn('Relaunching...')
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
434 # we have to relaunch the process
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
435 # pip marker to avoid a relaunch bug
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
436 if sys.argv[:3] == ['-c', 'install', '--single-version-externally-managed']:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
437 sys.argv[0] = 'setup.py'
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
438 args = [sys.executable] + sys.argv
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
439 sys.exit(subprocess.call(args))
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
440
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
441
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
442 def _extractall(self, path=".", members=None):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
443 """Extract all members from the archive to the current working
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
444 directory and set owner, modification time and permissions on
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
445 directories afterwards. `path' specifies a different directory
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
446 to extract to. `members' is optional and must be a subset of the
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
447 list returned by getmembers().
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
448 """
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
449 import copy
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
450 import operator
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
451 from tarfile import ExtractError
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
452 directories = []
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
453
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
454 if members is None:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
455 members = self
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
456
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
457 for tarinfo in members:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
458 if tarinfo.isdir():
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
459 # Extract directories with a safe mode.
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
460 directories.append(tarinfo)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
461 tarinfo = copy.copy(tarinfo)
586
6a718ede8be1 Fix coding style in setup.py.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 231
diff changeset
462 tarinfo.mode = 448 # decimal for oct 0700
231
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
463 self.extract(tarinfo, path)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
464
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
465 # Reverse sort directories.
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
466 if sys.version_info < (2, 4):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
467 def sorter(dir1, dir2):
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
468 return cmp(dir1.name, dir2.name)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
469 directories.sort(sorter)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
470 directories.reverse()
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
471 else:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
472 directories.sort(key=operator.attrgetter('name'), reverse=True)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
473
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
474 # Set correct owner, mtime and filemode on directories.
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
475 for tarinfo in directories:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
476 dirpath = os.path.join(path, tarinfo.name)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
477 try:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
478 self.chown(tarinfo, dirpath)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
479 self.utime(tarinfo, dirpath)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
480 self.chmod(tarinfo, dirpath)
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
481 except ExtractError:
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
482 e = sys.exc_info()[1]
f68a9a429c88 added distribute bootstrap file
Goffi <goffi@goffi.org>
parents:
diff changeset
483 if self.errorlevel > 1:
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484 raise
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485 else:
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486 self._dbg(1, "tarfile: %s" % e)
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487
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488
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489 def main(argv, version=DEFAULT_VERSION):
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490 """Install or upgrade setuptools and EasyInstall"""
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491 tarball = download_setuptools()
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492 _install(tarball)
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493
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494
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495 if __name__ == '__main__':
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496 main(sys.argv[1:])