Noissue - Adapt best practices for trailing commas (buildtools)

build.py

 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 import argparse
 import logging
 import os
 import re
 import shutil
 import subprocess
@@ skipping 178 matching lines @@
     with ZipFile(file, 'r') as zip_file:
         zip_file.extractall(devenv_dir)
 
 
 project_key_argument = make_argument(
     'project_key', help='The crowdin project key.',
 )
 
 
 @argparse_command(
-    arguments=(project_key_argument, ),
+    arguments=(project_key_argument,),
 )
 def setuptrans(base_dir, project_key, platform, **kwargs):
     """
     Set up translation languages.
 
     Set up translation languages for the project on crowdin.com.
     """
     from buildtools.packager import readMetadata
     metadata = readMetadata(base_dir, platform)
 
     basename = metadata.get('general', 'basename')
     locale_config = read_locale_config(base_dir, platform, metadata)
 
     import buildtools.localeTools as localeTools
     localeTools.setupTranslations(locale_config, basename, project_key)
 
 
 @argparse_command(
-    arguments=(project_key_argument, ),
+    arguments=(project_key_argument,),
 )
 def translate(base_dir, project_key, platform, **kwargs):
     """
     Update translation master files.
 
     Update the translation master files in the project on crowdin.com.
     """
     from buildtools.packager import readMetadata
     metadata = readMetadata(base_dir, platform)
 
     basename = metadata.get('general', 'basename')
     locale_config = read_locale_config(base_dir, platform, metadata)
 
     default_locale_dir = os.path.join(locale_config['base_path'],
                                       locale_config['default_locale'])
 
     import buildtools.localeTools as localeTools
     localeTools.updateTranslationMaster(locale_config, metadata,
                                         default_locale_dir, basename,
                                         project_key)
 
 
 @argparse_command(
-    arguments=(project_key_argument, ),
+    arguments=(project_key_argument,),
 )
 def uploadtrans(base_dir, project_key, platform, **kwargs):
     """
     Upload existing translations.
 
     Upload already existing translations to the project on crowdin.com.
     """
     from buildtools.packager import readMetadata
     metadata = readMetadata(base_dir, platform)
 
     basename = metadata.get('general', 'basename')
     locale_config = read_locale_config(base_dir, platform, metadata)
 
     import buildtools.localeTools as localeTools
     for locale, locale_dir in locale_config['locales'].iteritems():
         if locale != locale_config['default_locale'].replace('_', '-'):
             localeTools.uploadTranslations(locale_config, metadata, locale_dir,
                                            locale, basename, project_key)
 
 
 @argparse_command(
-    arguments=(project_key_argument, ),
+    arguments=(project_key_argument,),
 )
 def gettranslations(base_dir, project_key, platform, **kwargs):
     """
     Download translation updates.
 
     Download updated translations from crowdin.com.
     """
     from buildtools.packager import readMetadata
     metadata = readMetadata(base_dir, platform)
 
@@ skipping 104 matching lines @@
     if build_available_subcommands(base_dir):
         MAIN_PARSER.set_defaults(base_dir=base_dir)
 
         # If no args are provided, this module is run directly from the command
         # line. argparse will take care of consuming sys.argv.
         arguments = MAIN_PARSER.parse_args(args if len(args) > 0 else None)
 
         function = arguments.function
         del arguments.function
         function(**vars(arguments))