new bootstrap.py to stay in the land of zc.buildout 1.x

bootstrap.py

@@ -18,14 +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, urllib, urllib2, 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:
@@ -58,13 +57,13 @@ if not has_broken_dash_S and 'site' in sys.modules:
 # 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 sys.modules.items():
     if k in ('setuptools', 'pkg_resources') or (
         hasattr(v, '__path__') and
-        len(v.__path__)==1 and
+        len(v.__path__) == 1 and
-        not os.path.exists(os.path.join(v.__path__[0],'__init__.py'))):
+        not os.path.exists(os.path.join(v.__path__[0], '__init__.py'))):
         # This is a namespace package.  Remove it.
         sys.modules.pop(k)
 
@@ -73,10 +72,11 @@ 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' % (
                 urllib.pathname2url(
                     os.path.abspath(os.path.expanduser(value))),)
@@ -111,7 +111,7 @@ parser.add_option("--setup-source", action="callback", dest="setup_source",
                   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 "
@@ -136,10 +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:
@@ -152,12 +148,11 @@ 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.insert(0, 'buildout:accept-buildout-test-releases=true')
-args.append('bootstrap')
 
 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:
@@ -170,6 +165,8 @@ except ImportError:
         setup_args['download_base'] = options.download_base
     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:
         reload(sys.modules['pkg_resources'])
@@ -192,6 +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)])
 
@@ -212,6 +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):
@@ -227,6 +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]
@@ -236,14 +238,18 @@ 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()
@@ -256,6 +262,16 @@ if exitcode != 0:
 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)

docs/CHANGES.rst

@@ -6,12 +6,16 @@ Changes
 1.0.0-rc.2 (unreleased)
 -----------------------
 
+- New bootstrap.py to stay in the land of zc.buildout 1.x.
+  [zupo]
+
 - Package now includes a copy of the GPLv2 license as stated in the GNU
   General Public License documentation.
   [hvelarde]
 
 - Fixed copying folderish objects.
   [pingviini]
+
 - Fixed moving folderish objects.
   [pingviini]