| # Copyright 2015 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. |
| |
| """Logging utilities, for use with the standard logging module.""" |
| |
| |
| import logging |
| |
| |
| def InitLogging(verbose_count): |
| """Ensures that the logger (obtained via logging.getLogger(), as usual) is |
| initialized, with the log level set as appropriate for |verbose_count| |
| instances of --verbose on the command line.""" |
| |
| assert(verbose_count >= 0) |
| if verbose_count == 0: |
| level = logging.WARNING |
| elif verbose_count == 1: |
| level = logging.INFO |
| else: # verbose_count >= 2 |
| level = logging.DEBUG |
| |
| logging.basicConfig(format="%(relativeCreated).3f:%(levelname)s:%(message)s") |
| logger = logging.getLogger() |
| logger.setLevel(level) |
| |
| logger.debug("Initialized logging: verbose_count=%d, level=%d" % |
| (verbose_count, level)) |
