Update to latest v1 bootstrap

bootstrap.py

@@ -18,18 +18,13 @@ The script accepts buildout command-line options, so you can
 use the -c option to specify an alternate configuration file.
 """
 
-import os, shutil, sys, tempfile, textwrap
-try:
-    import urllib.request as urllib2
-except ImportError:
-    import urllib2
-import subprocess
+import os, shutil, sys, tempfile, urllib, urllib2, subprocess
 from optparse import OptionParser
 
 if sys.platform == 'win32':
     def quote(c):
         if ' ' in c:
-            return '"%s"' % c # work around spawn lamosity on windows
+            return '"%s"' % c  # work around spawn lamosity on windows
         else:
             return c
 else:
@@ -37,13 +32,13 @@ else:
 
 # See zc.buildout.easy_install._has_broken_dash_S for motivation and comments.
 stdout, stderr = subprocess.Popen(
-    [sys.executable, '-S', '-c',
+    [sys.executable, '-Sc',
      'try:\n'
-     '    import pickle\n'
+     '    import ConfigParser\n'
      'except ImportError:\n'
-     '    print(1)\n'
+     '    print 1\n'
      'else:\n'
-     '    print(0)\n'],
+     '    print 0\n'],
     stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()
 has_broken_dash_S = bool(int(stdout.strip()))
 
@@ -55,21 +50,20 @@ if not has_broken_dash_S and 'site' in sys.modules:
     # We will restart with python -S.
     args = sys.argv[:]
     args[0:0] = [sys.executable, '-S']
-    args = list(map(quote, args))
+    args = map(quote, args)
     os.execv(sys.executable, args)
-
 # Now we are running with -S.  We'll get the clean sys.path, import site
 # because distutils will do it later, and then reset the path and clean
 # out any namespace packages from site-packages that might have been
 # loaded by .pth files.
 clean_path = sys.path[:]
-import site
+import site  # imported because of its side effects
 sys.path[:] = clean_path
-for k, v in list(sys.modules.items()):
+for k, v in sys.modules.items():
     if k in ('setuptools', 'pkg_resources') or (
         hasattr(v, '__path__') and
-        len(v.__path__)==1 and
-        not os.path.exists(os.path.join(v.__path__[0],'__init__.py'))):
+        len(v.__path__) == 1 and
+        not os.path.exists(os.path.join(v.__path__[0], '__init__.py'))):
         # This is a namespace package.  Remove it.
         sys.modules.pop(k)
 
@@ -78,12 +72,13 @@ is_jython = sys.platform.startswith('java')
 setuptools_source = 'http://peak.telecommunity.com/dist/ez_setup.py'
 distribute_source = 'http://python-distribute.org/distribute_setup.py'
 
+
 # parsing arguments
 def normalize_to_url(option, opt_str, value, parser):
     if value:
-        if '://' not in value: # It doesn't smell like a URL.
+        if '://' not in value:  # It doesn't smell like a URL.
             value = 'file://%s' % (
-                urllib2.pathname2url(
+                urllib.pathname2url(
                     os.path.abspath(os.path.expanduser(value))),)
         if opt_str == '--download-base' and not value.endswith('/'):
             # Download base needs a trailing slash to make the world happy.
@@ -108,18 +103,15 @@ local resources, you can keep this script from going over the network.
 parser = OptionParser(usage=usage)
 parser.add_option("-v", "--version", dest="version",
                           help="use a specific zc.buildout version")
-parser.add_option("--setup-version", dest="setup_version",
-                  help="The version of setuptools or distribute to use.")
 parser.add_option("-d", "--distribute",
-                   action="store_true", dest="use_distribute",
-                   default= sys.version_info[0] >= 3,
+                   action="store_true", dest="use_distribute", default=False,
                    help="Use Distribute rather than Setuptools.")
 parser.add_option("--setup-source", action="callback", dest="setup_source",
                   callback=normalize_to_url, nargs=1, type="string",
                   help=("Specify a URL or file location for the setup file. "
                         "If you use Setuptools, this will default to " +
                         setuptools_source + "; if you use Distribute, this "
-                        "will default to " + distribute_source +"."))
+                        "will default to " + distribute_source + "."))
 parser.add_option("--download-base", action="callback", dest="download_base",
                   callback=normalize_to_url, nargs=1, type="string",
                   help=("Specify a URL or directory for downloading "
@@ -131,8 +123,7 @@ parser.add_option("--eggs",
                         "bootstrap script completes."))
 parser.add_option("-t", "--accept-buildout-test-releases",
                   dest='accept_buildout_test_releases',
-                  action="store_true",
-                  default=sys.version_info[0] > 2,
+                  action="store_true", default=False,
                   help=("Normally, if you do not specify a --version, the "
                         "bootstrap script and buildout gets the newest "
                         "*final* versions of zc.buildout and its recipes and "
@@ -145,10 +136,6 @@ parser.add_option("-c", None, action="store", dest="config_file",
 
 options, args = parser.parse_args()
 
-# if -c was provided, we push it back into args for buildout's main function
-if options.config_file is not None:
-    args += ['-c', options.config_file]
-
 if options.eggs:
     eggs_dir = os.path.abspath(os.path.expanduser(options.eggs))
 else:
@@ -161,35 +148,28 @@ if options.setup_source is None:
         options.setup_source = setuptools_source
 
 if options.accept_buildout_test_releases:
-    args.append('buildout:accept-buildout-test-releases=true')
-args.append('bootstrap')
+    args.insert(0, 'buildout:accept-buildout-test-releases=true')
 
 try:
     import pkg_resources
-    import setuptools # A flag.  Sometimes pkg_resources is installed alone.
+    import setuptools  # A flag.  Sometimes pkg_resources is installed alone.
     if not hasattr(pkg_resources, '_distribute'):
         raise ImportError
 except ImportError:
     ez_code = urllib2.urlopen(
-        options.setup_source).read().replace('\r\n'.encode(), '\n'.encode())
+        options.setup_source).read().replace('\r\n', '\n')
     ez = {}
-    exec(ez_code, ez)
+    exec ez_code in ez
     setup_args = dict(to_dir=eggs_dir, download_delay=0)
     if options.download_base:
         setup_args['download_base'] = options.download_base
-    if options.setup_version:
-        setup_args['version'] = options.setup_version
     if options.use_distribute:
         setup_args['no_fake'] = True
+        if sys.version_info[:2] == (2, 4):
+            setup_args['version'] = '0.6.32'
     ez['use_setuptools'](**setup_args)
     if 'pkg_resources' in sys.modules:
-        if sys.version_info[0] >= 3:
-            import imp
-            reload_ = imp.reload
-        else:
-            reload_ = reload
-
-        reload_(sys.modules['pkg_resources'])
+        reload(sys.modules['pkg_resources'])
     import pkg_resources
     # This does not (always?) update the default working set.  We will
     # do it.
@@ -209,6 +189,8 @@ if not has_broken_dash_S:
 find_links = options.download_base
 if not find_links:
     find_links = os.environ.get('bootstrap-testing-find-links')
+if not find_links and options.accept_buildout_test_releases:
+    find_links = 'http://downloads.buildout.org/'
 if find_links:
     cmd.extend(['-f', quote(find_links)])
 
@@ -229,6 +211,7 @@ if version is None and not options.accept_buildout_test_releases:
     # Figure out the most recent final version of zc.buildout.
     import setuptools.package_index
     _final_parts = '*final-', '*final'
+
     def _final_version(parsed_version):
         for part in parsed_version:
             if (part[:1] == '*') and (part not in _final_parts):
@@ -244,6 +227,8 @@ if version is None and not options.accept_buildout_test_releases:
         bestv = None
         for dist in index[req.project_name]:
             distv = dist.parsed_version
+            if distv >= pkg_resources.parse_version('2dev'):
+                continue
             if _final_version(distv):
                 if bestv is None or distv > bestv:
                     best = [dist]
@@ -253,26 +238,40 @@ if version is None and not options.accept_buildout_test_releases:
         if best:
             best.sort()
             version = best[-1].version
+
 if version:
-    requirement = '=='.join((requirement, version))
+    requirement += '=='+version
+else:
+    requirement += '<2dev'
+
 cmd.append(requirement)
 
 if is_jython:
     import subprocess
     exitcode = subprocess.Popen(cmd, env=env).wait()
-else: # Windows prefers this, apparently; otherwise we would prefer subprocess
+else:  # Windows prefers this, apparently; otherwise we would prefer subprocess
     exitcode = os.spawnle(*([os.P_WAIT, sys.executable] + cmd + [env]))
 if exitcode != 0:
     sys.stdout.flush()
     sys.stderr.flush()
-    print("An error occurred when trying to install zc.buildout. "
-          "Look above this message for any errors that "
-          "were output by easy_install.")
+    print ("An error occurred when trying to install zc.buildout. "
+           "Look above this message for any errors that "
+           "were output by easy_install.")
     sys.exit(exitcode)
 
 ws.add_entry(eggs_dir)
 ws.require(requirement)
 import zc.buildout.buildout
+
+# If there isn't already a command in the args, add bootstrap
+if not [a for a in args if '=' not in a]:
+    args.append('bootstrap')
+
+
+# if -c was provided, we push it back into args for buildout's main function
+if options.config_file is not None:
+    args[0:0] = ['-c', options.config_file]
+
 zc.buildout.buildout.main(args)
-if not options.eggs: # clean up temporary egg directory
+if not options.eggs:  # clean up temporary egg directory
     shutil.rmtree(eggs_dir)