1 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
9 class TimeProfile(object):
10 """Class for simple profiling of action, with logging of cost."""
12 def __init__(self, description):
13 self._starttime = None
14 self._description = description
18 self._starttime = time.time()
21 """Stop profiling and dump a log."""
23 stoptime = time.time()
24 logging.info('%fsec to perform %s',
25 stoptime - self._starttime, self._description)
26 self._starttime = None