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updating ez_setup.py

git-svn-id: http://svn.getwindmill.com/trunk@1200 78c7df6f-8922-0410-bcd3-9426b1ad491b
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commit e829eeb7e09f0f7adea98e1c608a22f1f239456d 1 parent a8b8946
@admc admc authored
Showing with 73 additions and 28 deletions.
  1. +73 −28 ez_setup.py
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101 ez_setup.py
@@ -14,8 +14,8 @@
This file can also be run as a script to install or upgrade setuptools.
"""
import sys
-DEFAULT_VERSION = "0.6c6"
-DEFAULT_URL = "http://cheeseshop.python.org/packages/%s/s/setuptools/" % sys.version[:3]
+DEFAULT_VERSION = "0.6c9"
+DEFAULT_URL = "http://pypi.python.org/packages/%s/s/setuptools/" % sys.version[:3]
md5_data = {
'setuptools-0.6b1-py2.3.egg': '8822caf901250d848b996b7f25c6e6ca',
@@ -42,13 +42,24 @@
'setuptools-0.6c6-py2.3.egg': '35686b78116a668847237b69d549ec20',
'setuptools-0.6c6-py2.4.egg': '3c56af57be3225019260a644430065ab',
'setuptools-0.6c6-py2.5.egg': 'b2f8a7520709a5b34f80946de5f02f53',
+ 'setuptools-0.6c7-py2.3.egg': '209fdf9adc3a615e5115b725658e13e2',
+ 'setuptools-0.6c7-py2.4.egg': '5a8f954807d46a0fb67cf1f26c55a82e',
+ 'setuptools-0.6c7-py2.5.egg': '45d2ad28f9750e7434111fde831e8372',
+ 'setuptools-0.6c8-py2.3.egg': '50759d29b349db8cfd807ba8303f1902',
+ 'setuptools-0.6c8-py2.4.egg': 'cba38d74f7d483c06e9daa6070cce6de',
+ 'setuptools-0.6c8-py2.5.egg': '1721747ee329dc150590a58b3e1ac95b',
+ 'setuptools-0.6c9-py2.3.egg': 'a83c4020414807b496e4cfbe08507c03',
+ 'setuptools-0.6c9-py2.4.egg': '260a2be2e5388d66bdaee06abec6342a',
+ 'setuptools-0.6c9-py2.5.egg': 'fe67c3e5a17b12c0e7c541b7ea43a8e6',
+ 'setuptools-0.6c9-py2.6.egg': 'ca37b1ff16fa2ede6e19383e7b59245a',
}
import sys, os
+try: from hashlib import md5
+except ImportError: from md5 import md5
def _validate_md5(egg_name, data):
if egg_name in md5_data:
- from md5 import md5
digest = md5(data).hexdigest()
if digest != md5_data[egg_name]:
print >>sys.stderr, (
@@ -58,7 +69,6 @@ def _validate_md5(egg_name, data):
sys.exit(2)
return data
-
def use_setuptools(
version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir,
download_delay=15
@@ -74,31 +84,31 @@ def use_setuptools(
this routine will print a message to ``sys.stderr`` and raise SystemExit in
an attempt to abort the calling script.
"""
- try:
- import setuptools
- if setuptools.__version__ == '0.0.1':
- print >>sys.stderr, (
- "You have an obsolete version of setuptools installed. Please\n"
- "remove it from your system entirely before rerunning this script."
- )
- sys.exit(2)
- except ImportError:
+ was_imported = 'pkg_resources' in sys.modules or 'setuptools' in sys.modules
+ def do_download():
egg = download_setuptools(version, download_base, to_dir, download_delay)
sys.path.insert(0, egg)
import setuptools; setuptools.bootstrap_install_from = egg
-
- import pkg_resources
try:
- pkg_resources.require("setuptools>="+version)
-
+ import pkg_resources
+ except ImportError:
+ return do_download()
+ try:
+ pkg_resources.require("setuptools>="+version); return
except pkg_resources.VersionConflict, e:
- # XXX could we install in a subprocess here?
- print >>sys.stderr, (
+ if was_imported:
+ print >>sys.stderr, (
"The required version of setuptools (>=%s) is not available, and\n"
"can't be installed while this script is running. Please install\n"
- " a more recent version first.\n\n(Currently using %r)"
- ) % (version, e.args[0])
- sys.exit(2)
+ " a more recent version first, using 'easy_install -U setuptools'."
+ "\n\n(Currently using %r)"
+ ) % (version, e.args[0])
+ sys.exit(2)
+ else:
+ del pkg_resources, sys.modules['pkg_resources'] # reload ok
+ return do_download()
+ except pkg_resources.DistributionNotFound:
+ return do_download()
def download_setuptools(
version=DEFAULT_VERSION, download_base=DEFAULT_URL, to_dir=os.curdir,
@@ -147,9 +157,43 @@ def download_setuptools(
if dst: dst.close()
return os.path.realpath(saveto)
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def main(argv, version=DEFAULT_VERSION):
"""Install or upgrade setuptools and EasyInstall"""
-
try:
import setuptools
except ImportError:
@@ -164,8 +208,11 @@ def main(argv, version=DEFAULT_VERSION):
os.unlink(egg)
else:
if setuptools.__version__ == '0.0.1':
- # tell the user to uninstall obsolete version
- use_setuptools(version)
+ print >>sys.stderr, (
+ "You have an obsolete version of setuptools installed. Please\n"
+ "remove it from your system entirely before rerunning this script."
+ )
+ sys.exit(2)
req = "setuptools>="+version
import pkg_resources
@@ -186,13 +233,10 @@ def main(argv, version=DEFAULT_VERSION):
print "Setuptools version",version,"or greater has been installed."
print '(Run "ez_setup.py -U setuptools" to reinstall or upgrade.)'
-
-
def update_md5(filenames):
"""Update our built-in md5 registry"""
import re
- from md5 import md5
for name in filenames:
base = os.path.basename(name)
@@ -229,3 +273,4 @@ def update_md5(filenames):
+
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