Use logger formatting instead of string interpolation.

gclient_utils.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Generic utils."""
 
 import codecs
 import logging
 import os
 import Queue
@@ skipping 727 matching lines @@
       self.kwargs = kwargs
       self.daemon = True
 
     def run(self):
       """Runs in its own thread."""
       logging.debug('_Worker.run(%s)' % self.item.name)
       work_queue = self.kwargs['work_queue']
       try:
         self.item.run(*self.args, **self.kwargs)
       except KeyboardInterrupt:
-        logging.info('Caught KeyboardInterrupt in thread %s' % self.item.name)
+        logging.info('Caught KeyboardInterrupt in thread %s', self.item.name)
         logging.info(str(sys.exc_info()))
         work_queue.exceptions.put(sys.exc_info())
         raise
       except Exception:
         # Catch exception location.
-        logging.info('Caught exception in thread %s' % self.item.name)
+        logging.info('Caught exception in thread %s', self.item.name)
         logging.info(str(sys.exc_info()))
         work_queue.exceptions.put(sys.exc_info())
       finally:
-        logging.info('_Worker.run(%s) done' % self.item.name)
+        logging.info('_Worker.run(%s) done', self.item.name)
         work_queue.ready_cond.acquire()
         try:
           work_queue.ready_cond.notifyAll()
         finally:
           work_queue.ready_cond.release()
 
 
 def GetEditor(git, git_editor=None):
   """Returns the most plausible editor to use.
 
@@ skipping 99 matching lines @@
 
   Python on OSX 10.6 raises a NotImplementedError exception.
   """
   try:
     import multiprocessing
     return multiprocessing.cpu_count()
   except:  # pylint: disable=W0702
     # Mac OS 10.6 only
     # pylint: disable=E1101
     return int(os.sysconf('SC_NPROCESSORS_ONLN'))