Run pyformat on all the toolchain-utils files.

This gets rid of a lot of lint issues.
Ran by doing this:

for f in *.py; do echo -n "$f " ; if [ -x $f ]; then pyformat -i
--remove_trailing_comma --yapf --force_quote_type=double $f ; else
pyformat -i --remove_shebang --remove_trailing_comma --yapf
--force_quote_type=double $f ; fi ; done

BUG=chromium:567921
TEST=Ran simple crosperf run.

Change-Id: I59778835fdaa5f706d2e1765924389f9e97433d1
Reviewed-on: https://chrome-internal-review.googlesource.com/242031
Reviewed-by: Luis Lozano <llozano@chromium.org>
Commit-Queue: Luis Lozano <llozano@chromium.org>
Tested-by: Luis Lozano <llozano@chromium.org>
Reviewed-by: Yunlian Jiang <yunlian@google.com>
diff --git a/build_chrome_browser.py b/build_chrome_browser.py
index 6336569..4bec27c 100755
--- a/build_chrome_browser.py
+++ b/build_chrome_browser.py
@@ -1,14 +1,13 @@
 #!/usr/bin/python
 #
 # Copyright 2010 Google Inc. All Rights Reserved.
-
 """Script to checkout the ChromeOS source.
 
 This script sets up the ChromeOS source in the given directory, matching a
 particular release of ChromeOS.
 """
 
-__author__ = "raymes@google.com (Raymes Khoury)"
+__author__ = 'raymes@google.com (Raymes Khoury)'
 
 import optparse
 import os
@@ -24,7 +23,7 @@
 
 
 def Usage(parser, message):
-  print "ERROR: " + message
+  print 'ERROR: ' + message
   parser.print_help()
   sys.exit(0)
 
@@ -36,116 +35,133 @@
   cmd_executer = command_executer.GetCommandExecuter()
 
   parser = optparse.OptionParser()
-  parser.add_option("--chromeos_root", dest="chromeos_root",
-                    help="Target directory for ChromeOS installation.")
-  parser.add_option("--version", dest="version")
-  parser.add_option("--clean",
-                    dest="clean",
+  parser.add_option('--chromeos_root',
+                    dest='chromeos_root',
+                    help='Target directory for ChromeOS installation.')
+  parser.add_option('--version', dest='version')
+  parser.add_option('--clean',
+                    dest='clean',
                     default=False,
-                    action="store_true",
-                    help=("Clean the /var/cache/chromeos-chrome/"
-                          "chrome-src/src/out_$board dir"))
-  parser.add_option("--env",
-                    dest="env",
-                    default="",
-                    help="Use the following env")
-  parser.add_option("--ebuild_version",
-                    dest="ebuild_version",
-                    help="Use this ebuild instead of the default one.")
-  parser.add_option("--cflags", dest="cflags",
-                    default="",
-                    help="CFLAGS for the ChromeOS packages")
-  parser.add_option("--cxxflags", dest="cxxflags",
-                    default="",
-                    help="CXXFLAGS for the ChromeOS packages")
-  parser.add_option("--ldflags", dest="ldflags",
-                    default="",
-                    help="LDFLAGS for the ChromeOS packages")
-  parser.add_option("--board", dest="board",
-                    help="ChromeOS target board, e.g. x86-generic")
-  parser.add_option("--no_build_image", dest="no_build_image", default=False,
-                    action="store_true",
-                    help=("Skip build image after building browser."
-                          "Defaults to False."))
-  parser.add_option("--label", dest="label",
-                    help="Optional label to apply to the ChromeOS image.")
-  parser.add_option("--build_image_args",
-                    default="",
-                    dest="build_image_args",
-                    help="Optional arguments to build_image.")
-  parser.add_option("--cros_workon", dest="cros_workon",
-                    help="Build using external source tree.")
-  parser.add_option("--dev", dest="dev", default=False, action="store_true",
-                    help=("Build a dev (eg. writable/large) image. "
-                          "Defaults to False."))
-  parser.add_option("--debug", dest="debug", default=False, action="store_true",
-                    help=("Build chrome browser using debug mode. "
-                          "This option implies --dev. Defaults to false."))
-  parser.add_option("--verbose", dest="verbose", default=False,
-                    action="store_true",
-                    help="Build with verbose information.")
+                    action='store_true',
+                    help=('Clean the /var/cache/chromeos-chrome/'
+                          'chrome-src/src/out_$board dir'))
+  parser.add_option('--env',
+                    dest='env',
+                    default='',
+                    help='Use the following env')
+  parser.add_option('--ebuild_version',
+                    dest='ebuild_version',
+                    help='Use this ebuild instead of the default one.')
+  parser.add_option('--cflags',
+                    dest='cflags',
+                    default='',
+                    help='CFLAGS for the ChromeOS packages')
+  parser.add_option('--cxxflags',
+                    dest='cxxflags',
+                    default='',
+                    help='CXXFLAGS for the ChromeOS packages')
+  parser.add_option('--ldflags',
+                    dest='ldflags',
+                    default='',
+                    help='LDFLAGS for the ChromeOS packages')
+  parser.add_option('--board',
+                    dest='board',
+                    help='ChromeOS target board, e.g. x86-generic')
+  parser.add_option('--no_build_image',
+                    dest='no_build_image',
+                    default=False,
+                    action='store_true',
+                    help=('Skip build image after building browser.'
+                          'Defaults to False.'))
+  parser.add_option('--label',
+                    dest='label',
+                    help='Optional label to apply to the ChromeOS image.')
+  parser.add_option('--build_image_args',
+                    default='',
+                    dest='build_image_args',
+                    help='Optional arguments to build_image.')
+  parser.add_option('--cros_workon',
+                    dest='cros_workon',
+                    help='Build using external source tree.')
+  parser.add_option('--dev',
+                    dest='dev',
+                    default=False,
+                    action='store_true',
+                    help=('Build a dev (eg. writable/large) image. '
+                          'Defaults to False.'))
+  parser.add_option('--debug',
+                    dest='debug',
+                    default=False,
+                    action='store_true',
+                    help=('Build chrome browser using debug mode. '
+                          'This option implies --dev. Defaults to false.'))
+  parser.add_option('--verbose',
+                    dest='verbose',
+                    default=False,
+                    action='store_true',
+                    help='Build with verbose information.')
 
   options = parser.parse_args(argv)[0]
 
   if options.chromeos_root is None:
-    Usage(parser, "--chromeos_root must be set")
+    Usage(parser, '--chromeos_root must be set')
 
   if options.board is None:
-    Usage(parser, "--board must be set")
+    Usage(parser, '--board must be set')
 
   if options.version is None:
-    logger.GetLogger().LogOutput("No Chrome version given so "
-                                 "using the default checked in version.")
-    chrome_version = ""
+    logger.GetLogger().LogOutput('No Chrome version given so '
+                                 'using the default checked in version.')
+    chrome_version = ''
   else:
-    chrome_version = "CHROME_VERSION=%s" % options.version
+    chrome_version = 'CHROME_VERSION=%s' % options.version
 
   if options.dev and options.no_build_image:
     logger.GetLogger().LogOutput(
-      "\"--dev\" is meaningless if \"--no_build_image\" is given.")
+        "\"--dev\" is meaningless if \"--no_build_image\" is given.")
 
   if options.debug:
     options.dev = True
 
   options.chromeos_root = misc.CanonicalizePath(options.chromeos_root)
 
-  unmask_env = "ACCEPT_KEYWORDS=~*"
+  unmask_env = 'ACCEPT_KEYWORDS=~*'
   if options.ebuild_version:
-    ebuild_version = "=%s" % options.ebuild_version
-    options.env = "%s %s" % (options.env, unmask_env)
+    ebuild_version = '=%s' % options.ebuild_version
+    options.env = '%s %s' % (options.env, unmask_env)
   else:
-    ebuild_version = "chromeos-chrome"
+    ebuild_version = 'chromeos-chrome'
 
   if options.cros_workon and not (
-    os.path.isdir(options.cros_workon) and os.path.exists(
-      os.path.join(options.cros_workon, "src/chromeos/chromeos.gyp"))):
-    Usage(parser, "--cros_workon must be a valid chromium browser checkout.")
+      os.path.isdir(options.cros_workon) and os.path.exists(os.path.join(
+          options.cros_workon, 'src/chromeos/chromeos.gyp'))):
+    Usage(parser, '--cros_workon must be a valid chromium browser checkout.')
 
   if options.verbose:
     options.env = misc.MergeEnvStringWithDict(
-      options.env, {"USE": "chrome_internal verbose"})
+        options.env, {'USE': 'chrome_internal verbose'})
   else:
     options.env = misc.MergeEnvStringWithDict(options.env,
-                                              {"USE": "chrome_internal"})
+                                              {'USE': 'chrome_internal'})
   if options.debug:
     options.env = misc.MergeEnvStringWithDict(options.env,
-                                              {"BUILDTYPE": "Debug"})
+                                              {'BUILDTYPE': 'Debug'})
 
   if options.clean:
     misc.RemoveChromeBrowserObjectFiles(options.chromeos_root, options.board)
 
-  chrome_origin = "SERVER_SOURCE"
+  chrome_origin = 'SERVER_SOURCE'
   if options.cros_workon:
-    chrome_origin = "LOCAL_SOURCE"
+    chrome_origin = 'LOCAL_SOURCE'
     command = 'cros_workon --board={0} start chromeos-chrome'.format(
-      options.board)
+        options.board)
     ret = cmd_executer.ChrootRunCommandWOutput(options.chromeos_root, command)
 
     # cros_workon start returns non-zero if chromeos-chrome is already a
     # cros_workon package.
     if ret[0] and ret[2].find(
-      "WARNING : Already working on chromeos-base/chromeos-chrome") == -1:
-      logger.GetLogger().LogFatal("cros_workon chromeos-chrome failed.")
+        'WARNING : Already working on chromeos-base/chromeos-chrome') == -1:
+      logger.GetLogger().LogFatal('cros_workon chromeos-chrome failed.')
 
     # Return value is non-zero means we do find the "Already working on..."
     # message, keep the information, so later on we do not revert the
@@ -154,11 +170,11 @@
 
   # Emerge the browser
   emerge_browser_command = \
-      ("CHROME_ORIGIN={0} {1} "
+      ('CHROME_ORIGIN={0} {1} '
        "CFLAGS=\"$(portageq-{2} envvar CFLAGS) {3}\" "
        "LDFLAGS=\"$(portageq-{2} envvar LDFLAGS) {4}\" "
        "CXXFLAGS=\"$(portageq-{2} envvar CXXFLAGS) {5}\" "
-       "{6} emerge-{2} --buildpkg {7}").format(
+       '{6} emerge-{2} --buildpkg {7}').format(
         chrome_origin, chrome_version, options.board, options.cflags,
         options.ldflags, options.cxxflags, options.env, ebuild_version)
 
@@ -170,53 +186,55 @@
                                       emerge_browser_command,
                                       cros_sdk_options=cros_sdk_options)
 
-  logger.GetLogger().LogFatalIf(ret, "build_packages failed")
+  logger.GetLogger().LogFatalIf(ret, 'build_packages failed')
 
   if options.cros_workon and not cros_workon_keep:
     command = 'cros_workon --board={0} stop chromeos-chrome'.format(
-      options.board)
+        options.board)
     ret = cmd_executer.ChrootRunCommand(options.chromeos_root, command)
     # cros_workon failed, not a fatal one, just report it.
     if ret:
-      print "cros_workon stop chromeos-chrome failed."
+      print 'cros_workon stop chromeos-chrome failed.'
 
   if options.no_build_image:
     return ret
 
   # Finally build the image
   ret = cmd_executer.ChrootRunCommand(
-    options.chromeos_root, "{0} {1} {2} {3}".format(
-      unmask_env, options.env, misc.GetBuildImageCommand(
-        options.board, dev=options.dev), options.build_image_args))
+      options.chromeos_root,
+      '{0} {1} {2} {3}'.format(unmask_env,
+                               options.env,
+                               misc.GetBuildImageCommand(options.board,
+                                                         dev=options.dev),
+                               options.build_image_args))
 
-  logger.GetLogger().LogFatalIf(ret, "build_image failed")
+  logger.GetLogger().LogFatalIf(ret, 'build_image failed')
 
-
-  flags_file_name = "chrome_flags.txt"
-  flags_file_path = "{0}/src/build/images/{1}/latest/{2}".format(
-    options.chromeos_root, options.board, flags_file_name)
-  flags_file = open(flags_file_path, "wb")
-  flags_file.write("CFLAGS={0}\n".format(options.cflags))
-  flags_file.write("CXXFLAGS={0}\n".format(options.cxxflags))
-  flags_file.write("LDFLAGS={0}\n".format(options.ldflags))
+  flags_file_name = 'chrome_flags.txt'
+  flags_file_path = '{0}/src/build/images/{1}/latest/{2}'.format(
+      options.chromeos_root, options.board, flags_file_name)
+  flags_file = open(flags_file_path, 'wb')
+  flags_file.write('CFLAGS={0}\n'.format(options.cflags))
+  flags_file.write('CXXFLAGS={0}\n'.format(options.cxxflags))
+  flags_file.write('LDFLAGS={0}\n'.format(options.ldflags))
   flags_file.close()
 
-
   if options.label:
-    image_dir_path = "{0}/src/build/images/{1}/latest".format(
-      options.chromeos_root, options.board)
+    image_dir_path = '{0}/src/build/images/{1}/latest'.format(
+        options.chromeos_root, options.board)
     real_image_dir_path = os.path.realpath(image_dir_path)
-    command = "ln -sf -T {0} {1}/{2}".format(
+    command = 'ln -sf -T {0} {1}/{2}'.format(
       os.path.basename(real_image_dir_path),\
         os.path.dirname(real_image_dir_path),\
         options.label)
 
     ret = cmd_executer.RunCommand(command)
-    logger.GetLogger().LogFatalIf(ret, "Failed to apply symlink label %s" %
+    logger.GetLogger().LogFatalIf(ret, 'Failed to apply symlink label %s' %
                                   options.label)
 
   return ret
 
-if __name__ == "__main__":
+
+if __name__ == '__main__':
   retval = Main(sys.argv)
   sys.exit(retval)