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# Source code for pywws.Logger

    #!/usr/bin/env python

    # pywws - Python software for USB Wireless Weather Stations
    # http://github.com/jim-easterbrook/pywws
    # Copyright (C) 2008-13  Jim Easterbrook  jim@jim-easterbrook.me.uk

    # This program is free software; you can redistribute it and/or
    # modify it under the terms of the GNU General Public License
    # as published by the Free Software Foundation; either version 2
    # of the License, or (at your option) any later version.

    # This program 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
    # GNU General Public License for more details.

    # You should have received a copy of the GNU General Public License
    # along with this program; if not, write to the Free Software
    # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

    """
    Common code for logging info and errors.
    """

    import logging
    import logging.handlers

    def ApplicationLogger(verbose, logfile=None):
        logger = logging.getLogger('')
        if logfile:
            logger.setLevel(max(logging.ERROR - (verbose * 10), 1))
            handler = logging.handlers.RotatingFileHandler(
                logfile, maxBytes=128*1024, backupCount=3)
            datefmt = '%Y-%m-%d %H:%M:%S'
        else:
            logger.setLevel(max(logging.WARNING - (verbose * 10), 1))
            handler = logging.StreamHandler()
            datefmt = '%H:%M:%S'
        handler.setFormatter(
            logging.Formatter('%(asctime)s:%(name)s:%(message)s', datefmt))
        logger.addHandler(handler)
        return logger

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