Format using black

Author: lavagetto

bootstrap.py

@@ -27,7 +27,7 @@
 
 tmpeggs = tempfile.mkdtemp()
 
-usage = '''\
+usage = """\
 [DESIRED PYTHON FOR BUILDOUT] bootstrap.py [options]
 
 Bootstraps a buildout-based project.
@@ -37,25 +37,34 @@
 
 Note that by using --find-links to point to local resources, you can keep 
 this script from going over the network.
-'''
+"""
 
 parser = OptionParser(usage=usage)
 parser.add_option("-v", "--version", help="use a specific zc.buildout version")
 
-parser.add_option("-t", "--accept-buildout-test-releases",
-                  dest='accept_buildout_test_releases',
-                  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 "
-                        "extensions for you.  If you use this flag, "
-                        "bootstrap and buildout will get the newest releases "
-                        "even if they are alphas or betas."))
-parser.add_option("-c", "--config-file",
-                  help=("Specify the path to the buildout configuration "
-                        "file to be used."))
-parser.add_option("-f", "--find-links",
-                  help=("Specify a URL to search for buildout releases"))
+parser.add_option(
+    "-t",
+    "--accept-buildout-test-releases",
+    dest="accept_buildout_test_releases",
+    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 "
+        "extensions for you.  If you use this flag, "
+        "bootstrap and buildout will get the newest releases "
+        "even if they are alphas or betas."
+    ),
+)
+parser.add_option(
+    "-c",
+    "--config-file",
+    help=("Specify the path to the buildout configuration " "file to be used."),
+)
+parser.add_option(
+    "-f", "--find-links", help=("Specify a URL to search for buildout releases")
+)
 
 
 options, args = parser.parse_args()
@@ -76,14 +85,17 @@
         from urllib2 import urlopen
 
     # XXX use a more permanent ez_setup.py URL when available.
-    exec(urlopen('https://bitbucket.org/pypa/setuptools/raw/0.7.2/ez_setup.py'
-                ).read(), ez)
+    exec(
+        urlopen("https://bitbucket.org/pypa/setuptools/raw/0.7.2/ez_setup.py").read(),
+        ez,
+    )
     setup_args = dict(to_dir=tmpeggs, download_delay=0)
-    ez['use_setuptools'](**setup_args)
+    ez["use_setuptools"](**setup_args)
 
     if to_reload:
         reload(pkg_resources)
     import pkg_resources
+
     # This does not (always?) update the default working set.  We will
     # do it.
     for path in sys.path:
@@ -95,36 +107,43 @@
 
 ws = pkg_resources.working_set
 
-cmd = [sys.executable, '-c',
-       'from setuptools.command.easy_install import main; main()',
-       '-mZqNxd', tmpeggs]
+cmd = [
+    sys.executable,
+    "-c",
+    "from setuptools.command.easy_install import main; main()",
+    "-mZqNxd",
+    tmpeggs,
+]
 
 find_links = os.environ.get(
-    'bootstrap-testing-find-links',
-    options.find_links or
-    ('http://downloads.buildout.org/'
-     if options.accept_buildout_test_releases else None)
-    )
+    "bootstrap-testing-find-links",
+    options.find_links
+    or (
+        "http://downloads.buildout.org/"
+        if options.accept_buildout_test_releases
+        else None
+    ),
+)
 if find_links:
-    cmd.extend(['-f', find_links])
+    cmd.extend(["-f", find_links])
 
-setuptools_path = ws.find(
-    pkg_resources.Requirement.parse('setuptools')).location
+setuptools_path = ws.find(pkg_resources.Requirement.parse("setuptools")).location
 
-requirement = 'zc.buildout'
+requirement = "zc.buildout"
 version = options.version
 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'
+
+    _final_parts = "*final-", "*final"
 
     def _final_version(parsed_version):
         for part in parsed_version:
-            if (part[:1] == '*') and (part not in _final_parts):
+            if (part[:1] == "*") and (part not in _final_parts):
                 return False
         return True
-    index = setuptools.package_index.PackageIndex(
-        search_path=[setuptools_path])
+
+    index = setuptools.package_index.PackageIndex(search_path=[setuptools_path])
     if find_links:
         index.add_find_links((find_links,))
     req = pkg_resources.Requirement.parse(requirement)
@@ -143,14 +162,13 @@ def _final_version(parsed_version):
             best.sort()
             version = best[-1].version
 if version:
-    requirement = '=='.join((requirement, version))
+    requirement = "==".join((requirement, version))
 cmd.append(requirement)
 
 import subprocess
+
 if subprocess.call(cmd, env=dict(os.environ, PYTHONPATH=setuptools_path)) != 0:
-    raise Exception(
-        "Failed to execute command:\n%s",
-        repr(cmd)[1:-1])
+    raise Exception("Failed to execute command:\n%s", repr(cmd)[1:-1])
 
 ######################################################################
 # Import and run buildout
@@ -159,12 +177,12 @@ def _final_version(parsed_version):
 ws.require(requirement)
 import zc.buildout.buildout
 
-if not [a for a in args if '=' not in a]:
-    args.append('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' main function
 if options.config_file is not None:
-    args[0:0] = ['-c', options.config_file]
+    args[0:0] = ["-c", options.config_file]
 
 zc.buildout.buildout.main(args)
 shutil.rmtree(tmpeggs)