Cleanup pylint errors

gyptest.py

 #!/usr/bin/env python
 
 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 __doc__ = """
 gyptest.py -- test runner for GYP tests.
 """
 
 import os
 import optparse
 import subprocess
 import sys
 
-class CommandRunner:
+class CommandRunner(object):
   """
   Executor class for commands, including "commands" implemented by
   Python functions.
   """
   verbose = True
   active = True
 
   def __init__(self, dictionary={}):
     self.subst_dictionary(dictionary)
 
@@ skipping 83 matching lines @@
   def run(self, command, display=None, stdout=None, stderr=None):
     """
     Runs a single command, displaying it first.
     """
     if display is None:
       display = command
     self.display(display)
     return self.execute(command, stdout, stderr)
 
 
-class Unbuffered:
+class Unbuffered(object):
   def __init__(self, fp):
     self.fp = fp
   def write(self, arg):
     self.fp.write(arg)
     self.fp.flush()
   def __getattr__(self, attr):
     return getattr(self.fp, attr)
 
 sys.stdout = Unbuffered(sys.stdout)
 sys.stderr = Unbuffered(sys.stderr)
@@ skipping 134 matching lines @@
     report("No result from", no_result)
 
   if failed:
     return 1
   else:
     return 0
 
 
 if __name__ == "__main__":
   sys.exit(main())