Noissue - Replace flake8-putty with flake8-per-file-ignores, update to flake8 3 (cms)

cms/bin/generate_static_pages.py

 # This file is part of the Adblock Plus web scripts,
 # Copyright (C) 2006-present eyeo GmbH
 #
 # Adblock Plus is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 3 as
 # published by the Free Software Foundation.
 #
 # Adblock Plus is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
@@ skipping 104 matching lines @@
         for filename in files:
             path = os.path.join(dir, filename)
             if os.path.isfile(path) and path not in known_files:
                 os.remove(path)
             elif os.path.isdir(path):
                 remove_unknown(path)
                 if not os.listdir(path):
                     os.rmdir(path)
     remove_unknown(output_dir)
 
+
 if __name__ == '__main__':
     parser = ArgumentParser('Convert website source to static website')
     parser.add_argument('-r', '--rev',
                         help=('Specify which revision to generate from. '
                               'See "hg help revisions" for details.'),
                         default='default')
     parser.add_argument('source', help="Path to website's repository")
     parser.add_argument('output', help='Path to desired output directory')
     args = parser.parse_args()
     generate_pages(args.source, args.output, args.rev)