|
| 1 | +#!python |
| 2 | +"""Bootstrap setuptools installation |
| 3 | +
|
| 4 | +If you want to use setuptools in your package's setup.py, just include this |
| 5 | +file in the same directory with it, and add this to the top of your setup.py:: |
| 6 | +
|
| 7 | + from ez_setup import use_setuptools |
| 8 | + use_setuptools() |
| 9 | +
|
| 10 | +If you want to require a specific version of setuptools, set a download |
| 11 | +mirror, or use an alternate download directory, you can do so by supplying |
| 12 | +the appropriate options to ``use_setuptools()``. |
| 13 | +
|
| 14 | +This file can also be run as a script to install or upgrade setuptools. |
| 15 | +""" |
| 16 | +import sys |
| 17 | +DEFAULT_VERSION = "0.6c11" |
| 18 | +DEFAULT_URL = "http://pypi.python.org/packages/%s/s/setuptools/" % sys.version[:3] |
| 19 | + |
| 20 | +md5_data = { |
| 21 | + 'setuptools-0.6b1-py2.3.egg': '8822caf901250d848b996b7f25c6e6ca', |
| 22 | + 'setuptools-0.6b1-py2.4.egg': 'b79a8a403e4502fbb85ee3f1941735cb', |
| 23 | + 'setuptools-0.6b2-py2.3.egg': '5657759d8a6d8fc44070a9d07272d99b', |
| 24 | + 'setuptools-0.6b2-py2.4.egg': '4996a8d169d2be661fa32a6e52e4f82a', |
| 25 | + 'setuptools-0.6b3-py2.3.egg': 'bb31c0fc7399a63579975cad9f5a0618', |
| 26 | + 'setuptools-0.6b3-py2.4.egg': '38a8c6b3d6ecd22247f179f7da669fac', |
| 27 | + 'setuptools-0.6b4-py2.3.egg': '62045a24ed4e1ebc77fe039aa4e6f7e5', |
| 28 | + 'setuptools-0.6b4-py2.4.egg': '4cb2a185d228dacffb2d17f103b3b1c4', |
| 29 | + 'setuptools-0.6c1-py2.3.egg': 'b3f2b5539d65cb7f74ad79127f1a908c', |
| 30 | + 'setuptools-0.6c1-py2.4.egg': 'b45adeda0667d2d2ffe14009364f2a4b', |
| 31 | + 'setuptools-0.6c10-py2.3.egg': 'ce1e2ab5d3a0256456d9fc13800a7090', |
| 32 | + 'setuptools-0.6c10-py2.4.egg': '57d6d9d6e9b80772c59a53a8433a5dd4', |
| 33 | + 'setuptools-0.6c10-py2.5.egg': 'de46ac8b1c97c895572e5e8596aeb8c7', |
| 34 | + 'setuptools-0.6c10-py2.6.egg': '58ea40aef06da02ce641495523a0b7f5', |
| 35 | + 'setuptools-0.6c11-py2.3.egg': '2baeac6e13d414a9d28e7ba5b5a596de', |
| 36 | + 'setuptools-0.6c11-py2.4.egg': 'bd639f9b0eac4c42497034dec2ec0c2b', |
| 37 | + 'setuptools-0.6c11-py2.5.egg': '64c94f3bf7a72a13ec83e0b24f2749b2', |
| 38 | + 'setuptools-0.6c11-py2.6.egg': 'bfa92100bd772d5a213eedd356d64086', |
| 39 | + 'setuptools-0.6c2-py2.3.egg': 'f0064bf6aa2b7d0f3ba0b43f20817c27', |
| 40 | + 'setuptools-0.6c2-py2.4.egg': '616192eec35f47e8ea16cd6a122b7277', |
| 41 | + 'setuptools-0.6c3-py2.3.egg': 'f181fa125dfe85a259c9cd6f1d7b78fa', |
| 42 | + 'setuptools-0.6c3-py2.4.egg': 'e0ed74682c998bfb73bf803a50e7b71e', |
| 43 | + 'setuptools-0.6c3-py2.5.egg': 'abef16fdd61955514841c7c6bd98965e', |
| 44 | + 'setuptools-0.6c4-py2.3.egg': 'b0b9131acab32022bfac7f44c5d7971f', |
| 45 | + 'setuptools-0.6c4-py2.4.egg': '2a1f9656d4fbf3c97bf946c0a124e6e2', |
| 46 | + 'setuptools-0.6c4-py2.5.egg': '8f5a052e32cdb9c72bcf4b5526f28afc', |
| 47 | + 'setuptools-0.6c5-py2.3.egg': 'ee9fd80965da04f2f3e6b3576e9d8167', |
| 48 | + 'setuptools-0.6c5-py2.4.egg': 'afe2adf1c01701ee841761f5bcd8aa64', |
| 49 | + 'setuptools-0.6c5-py2.5.egg': 'a8d3f61494ccaa8714dfed37bccd3d5d', |
| 50 | + 'setuptools-0.6c6-py2.3.egg': '35686b78116a668847237b69d549ec20', |
| 51 | + 'setuptools-0.6c6-py2.4.egg': '3c56af57be3225019260a644430065ab', |
| 52 | + 'setuptools-0.6c6-py2.5.egg': 'b2f8a7520709a5b34f80946de5f02f53', |
| 53 | + 'setuptools-0.6c7-py2.3.egg': '209fdf9adc3a615e5115b725658e13e2', |
| 54 | + 'setuptools-0.6c7-py2.4.egg': '5a8f954807d46a0fb67cf1f26c55a82e', |
| 55 | + 'setuptools-0.6c7-py2.5.egg': '45d2ad28f9750e7434111fde831e8372', |
| 56 | + 'setuptools-0.6c8-py2.3.egg': '50759d29b349db8cfd807ba8303f1902', |
| 57 | + 'setuptools-0.6c8-py2.4.egg': 'cba38d74f7d483c06e9daa6070cce6de', |
| 58 | + 'setuptools-0.6c8-py2.5.egg': '1721747ee329dc150590a58b3e1ac95b', |
| 59 | + 'setuptools-0.6c9-py2.3.egg': 'a83c4020414807b496e4cfbe08507c03', |
| 60 | + 'setuptools-0.6c9-py2.4.egg': '260a2be2e5388d66bdaee06abec6342a', |
| 61 | + 'setuptools-0.6c9-py2.5.egg': 'fe67c3e5a17b12c0e7c541b7ea43a8e6', |
| 62 | + 'setuptools-0.6c9-py2.6.egg': 'ca37b1ff16fa2ede6e19383e7b59245a', |
| 63 | +} |
| 64 | + |
| 65 | +import sys, os |
| 66 | +try: from hashlib import md5 |
| 67 | +except ImportError: from md5 import md5 |
| 68 | + |
| 69 | +def _validate_md5(egg_name, data): |
| 70 | + if egg_name in md5_data: |
| 71 | + digest = md5(data).hexdigest() |
| 72 | + if digest != md5_data[egg_name]: |
| 73 | + print >>sys.stderr, ( |
| 74 | + "md5 validation of %s failed! (Possible download problem?)" |
| 75 | + % egg_name |
| 76 | + ) |
| 77 | + sys.exit(2) |
| 78 | + return data |
| 79 | + |
| 80 | +def use_setuptools( |
| 81 | + version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir, |
| 82 | + download_delay=15 |
| 83 | +): |
| 84 | + """Automatically find/download setuptools and make it available on sys.path |
| 85 | +
|
| 86 | + `version` should be a valid setuptools version number that is available |
| 87 | + as an egg for download under the `download_base` URL (which should end with |
| 88 | + a '/'). `to_dir` is the directory where setuptools will be downloaded, if |
| 89 | + it is not already available. If `download_delay` is specified, it should |
| 90 | + be the number of seconds that will be paused before initiating a download, |
| 91 | + should one be required. If an older version of setuptools is installed, |
| 92 | + this routine will print a message to ``sys.stderr`` and raise SystemExit in |
| 93 | + an attempt to abort the calling script. |
| 94 | + """ |
| 95 | + was_imported = 'pkg_resources' in sys.modules or 'setuptools' in sys.modules |
| 96 | + def do_download(): |
| 97 | + egg = download_setuptools(version, download_base, to_dir, download_delay) |
| 98 | + sys.path.insert(0, egg) |
| 99 | + import setuptools; setuptools.bootstrap_install_from = egg |
| 100 | + try: |
| 101 | + import pkg_resources |
| 102 | + except ImportError: |
| 103 | + return do_download() |
| 104 | + try: |
| 105 | + pkg_resources.require("setuptools>="+version); return |
| 106 | + except pkg_resources.VersionConflict, e: |
| 107 | + if was_imported: |
| 108 | + print >>sys.stderr, ( |
| 109 | + "The required version of setuptools (>=%s) is not available, and\n" |
| 110 | + "can't be installed while this script is running. Please install\n" |
| 111 | + " a more recent version first, using 'easy_install -U setuptools'." |
| 112 | + "\n\n(Currently using %r)" |
| 113 | + ) % (version, e.args[0]) |
| 114 | + sys.exit(2) |
| 115 | + else: |
| 116 | + del pkg_resources, sys.modules['pkg_resources'] # reload ok |
| 117 | + return do_download() |
| 118 | + except pkg_resources.DistributionNotFound: |
| 119 | + return do_download() |
| 120 | + |
| 121 | +def download_setuptools( |
| 122 | + version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir, |
| 123 | + delay = 15 |
| 124 | +): |
| 125 | + """Download setuptools from a specified location and return its filename |
| 126 | +
|
| 127 | + `version` should be a valid setuptools version number that is available |
| 128 | + as an egg for download under the `download_base` URL (which should end |
| 129 | + with a '/'). `to_dir` is the directory where the egg will be downloaded. |
| 130 | + `delay` is the number of seconds to pause before an actual download attempt. |
| 131 | + """ |
| 132 | + import urllib2, shutil |
| 133 | + egg_name = "setuptools-%s-py%s.egg" % (version,sys.version[:3]) |
| 134 | + url = download_base + egg_name |
| 135 | + saveto = os.path.join(to_dir, egg_name) |
| 136 | + src = dst = None |
| 137 | + if not os.path.exists(saveto): # Avoid repeated downloads |
| 138 | + try: |
| 139 | + from distutils import log |
| 140 | + if delay: |
| 141 | + log.warn(""" |
| 142 | +--------------------------------------------------------------------------- |
| 143 | +This script requires setuptools version %s to run (even to display |
| 144 | +help). I will attempt to download it for you (from |
| 145 | +%s), but |
| 146 | +you may need to enable firewall access for this script first. |
| 147 | +I will start the download in %d seconds. |
| 148 | +
|
| 149 | +(Note: if this machine does not have network access, please obtain the file |
| 150 | +
|
| 151 | + %s |
| 152 | +
|
| 153 | +and place it in this directory before rerunning this script.) |
| 154 | +---------------------------------------------------------------------------""", |
| 155 | + version, download_base, delay, url |
| 156 | + ); from time import sleep; sleep(delay) |
| 157 | + log.warn("Downloading %s", url) |
| 158 | + src = urllib2.urlopen(url) |
| 159 | + # Read/write all in one block, so we don't create a corrupt file |
| 160 | + # if the download is interrupted. |
| 161 | + data = _validate_md5(egg_name, src.read()) |
| 162 | + dst = open(saveto,"wb"); dst.write(data) |
| 163 | + finally: |
| 164 | + if src: src.close() |
| 165 | + if dst: dst.close() |
| 166 | + return os.path.realpath(saveto) |
| 167 | + |
| 168 | + |
| 169 | + |
| 170 | + |
| 171 | + |
| 172 | + |
| 173 | + |
| 174 | + |
| 175 | + |
| 176 | + |
| 177 | + |
| 178 | + |
| 179 | + |
| 180 | + |
| 181 | + |
| 182 | + |
| 183 | + |
| 184 | + |
| 185 | + |
| 186 | + |
| 187 | + |
| 188 | + |
| 189 | + |
| 190 | + |
| 191 | + |
| 192 | + |
| 193 | + |
| 194 | + |
| 195 | + |
| 196 | + |
| 197 | + |
| 198 | + |
| 199 | + |
| 200 | + |
| 201 | + |
| 202 | + |
| 203 | +def main(argv, version=DEFAULT_VERSION): |
| 204 | + """Install or upgrade setuptools and EasyInstall""" |
| 205 | + try: |
| 206 | + import setuptools |
| 207 | + except ImportError: |
| 208 | + egg = None |
| 209 | + try: |
| 210 | + egg = download_setuptools(version, delay=0) |
| 211 | + sys.path.insert(0,egg) |
| 212 | + from setuptools.command.easy_install import main |
| 213 | + return main(list(argv)+[egg]) # we're done here |
| 214 | + finally: |
| 215 | + if egg and os.path.exists(egg): |
| 216 | + os.unlink(egg) |
| 217 | + else: |
| 218 | + if setuptools.__version__ == '0.0.1': |
| 219 | + print >>sys.stderr, ( |
| 220 | + "You have an obsolete version of setuptools installed. Please\n" |
| 221 | + "remove it from your system entirely before rerunning this script." |
| 222 | + ) |
| 223 | + sys.exit(2) |
| 224 | + |
| 225 | + req = "setuptools>="+version |
| 226 | + import pkg_resources |
| 227 | + try: |
| 228 | + pkg_resources.require(req) |
| 229 | + except pkg_resources.VersionConflict: |
| 230 | + try: |
| 231 | + from setuptools.command.easy_install import main |
| 232 | + except ImportError: |
| 233 | + from easy_install import main |
| 234 | + main(list(argv)+[download_setuptools(delay=0)]) |
| 235 | + sys.exit(0) # try to force an exit |
| 236 | + else: |
| 237 | + if argv: |
| 238 | + from setuptools.command.easy_install import main |
| 239 | + main(argv) |
| 240 | + else: |
| 241 | + print "Setuptools version",version,"or greater has been installed." |
| 242 | + print '(Run "ez_setup.py -U setuptools" to reinstall or upgrade.)' |
| 243 | + |
| 244 | +def update_md5(filenames): |
| 245 | + """Update our built-in md5 registry""" |
| 246 | + |
| 247 | + import re |
| 248 | + |
| 249 | + for name in filenames: |
| 250 | + base = os.path.basename(name) |
| 251 | + f = open(name,'rb') |
| 252 | + md5_data[base] = md5(f.read()).hexdigest() |
| 253 | + f.close() |
| 254 | + |
| 255 | + data = [" %r: %r,\n" % it for it in md5_data.items()] |
| 256 | + data.sort() |
| 257 | + repl = "".join(data) |
| 258 | + |
| 259 | + import inspect |
| 260 | + srcfile = inspect.getsourcefile(sys.modules[__name__]) |
| 261 | + f = open(srcfile, 'rb'); src = f.read(); f.close() |
| 262 | + |
| 263 | + match = re.search("\nmd5_data = {\n([^}]+)}", src) |
| 264 | + if not match: |
| 265 | + print >>sys.stderr, "Internal error!" |
| 266 | + sys.exit(2) |
| 267 | + |
| 268 | + src = src[:match.start(1)] + repl + src[match.end(1):] |
| 269 | + f = open(srcfile,'w') |
| 270 | + f.write(src) |
| 271 | + f.close() |
| 272 | + |
| 273 | + |
| 274 | +if __name__=='__main__': |
| 275 | + if len(sys.argv)>2 and sys.argv[1]=='--md5update': |
| 276 | + update_md5(sys.argv[2:]) |
| 277 | + else: |
| 278 | + main(sys.argv[1:]) |
| 279 | + |
| 280 | + |
| 281 | + |
| 282 | + |
| 283 | + |
| 284 | + |
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