Python logging.addLevelName() Examples

def configure_logging(verbosity_loglevel):
	llvl = LogLevel.getbyverbosity(verbosity_loglevel)

	logging.TRACE = logging.DEBUG - 1
	logging.addLevelName(logging.TRACE, "TRACE")

	logging_loglevel = {
		LogLevel.Silent:	logging.WARNING,
		LogLevel.Normal:	logging.INFO,
		LogLevel.Verbose:	logging.DEBUG,
		LogLevel.Debug:		logging.TRACE,
	}[llvl]

	def __log_trace(self, message, *args, **kwargs):
		if self.isEnabledFor(logging.TRACE):
			self._log(logging.TRACE, message, args, **kwargs)
	logging.Logger.trace = __log_trace

	logging.basicConfig(format = " {name:>20s} [{levelname:.1s}]: {message}", style = "{", level = logging_loglevel) 

def set_up_logging(debug):
    if debug:
        logging_level = logging.DEBUG
    else:
        logging_level = logging.INFO

    logging.basicConfig(format='%(asctime)s ~ %(levelname)-10s %(name)-25s %(message)s',
                        datefmt='%Y-%m-%d %H:%M',
                        level=logging_level)

    logging.getLogger('telegram').setLevel(logging.WARNING)
    logging.getLogger('requests').setLevel(logging.WARNING)
    logging.getLogger('JobQueue').setLevel(logging.WARNING)

    logging.addLevelName(logging.DEBUG, '?? DEBUG')
    logging.addLevelName(logging.INFO, '?? INFO')
    logging.addLevelName(logging.WARNING, '?? WARNING')
    logging.addLevelName(logging.ERROR, '?? ERROR') 

def prepare_logging():
    global umap2_logger
    global stdio_handler
    if umap2_logger is None:
        def add_debug_level(num, name):
            def fn(self, message, *args, **kwargs):
                if self.isEnabledFor(num):
                    self._log(num, message, args, **kwargs)
            logging.addLevelName(num, name)
            setattr(logging, name, num)
            return fn

        logging.Logger.verbose = add_debug_level(5, 'VERBOSE')
        logging.Logger.always = add_debug_level(100, 'ALWAYS')

        FORMAT = '[%(levelname)-6s] %(message)s'
        stdio_handler = logging.StreamHandler()
        stdio_handler.setLevel(logging.INFO)
        formatter = logging.Formatter(FORMAT)
        stdio_handler.setFormatter(formatter)
        umap2_logger = logging.getLogger('umap2')
        umap2_logger.addHandler(stdio_handler)
        umap2_logger.setLevel(logging.VERBOSE)
    return umap2_logger 

def get_logger(name, level=INFO, fac=SysLogHandler.LOG_LOCAL1):

    global LOG_TRANS

    for lt in LOG_TRANS:
        if not LOG_TRANS[lt]['old']:
            LOG_TRANS[lt]['old'] = logging.getLevelName(lt)
        logging.addLevelName(lt, LOG_TRANS[lt]['new'])

    fmt = F('[%(name)s.%(funcName)s]: %(message)s')
    log = logging.getLogger('%s' % name.split('.')[-1])
    h = SysLogHandler(address='/dev/log', facility=parse_fac(fac))
    h.setFormatter(fmt)
    log.addHandler(h)
#    h = StreamHandler(stream=LOGBUF)
#    h.setFormatter(fmt)
#    log.addHandler(h)
    log.setLevel(level)
    log.success = lambda msg: log.log(LOG_SUCCES, msg)
    return log 

def _configure_logging(level=logging.INFO, use_color=True):
    """
    Configure te global logging settings.
    """
    # Add a 'SUCCESS' level to the logger
    logging.addLevelName(log.SUCCESS, 'SUCCESS')
    logging.Logger.success = log.success

    # Configure colored logging
    logger = logging.getLogger()
    logger.setLevel(level)

    # Overwrite any existing handlers
    if logger.handlers:
        logger.handlers = []

    colored_handler = logging.StreamHandler()
    colored_handler.setFormatter(ColoredFormatter(use_color=use_color))
    logger.addHandler(colored_handler) 

def make_logging_level_names_consistent():
    """Rename the standard library's logging levels to match Twisted's.

    Twisted's new logging system in `twisted.logger` that is.
    """
    for level in list(logging._levelToName):
        if level == logging.NOTSET:
            # When the logging level is not known in Twisted it's rendered as
            # a hyphen. This is not a common occurrence with `logging` but we
            # cater for it anyway.
            name = "-"
        elif level == logging.WARNING:
            # "Warning" is more consistent with the other level names than
            # "warn", so there is a fault in Twisted here. However it's easier
            # to change the `logging` module to match Twisted than vice-versa.
            name = "warn"
        else:
            # Twisted's level names are all lower-case.
            name = logging.getLevelName(level).lower()
        # For a preexisting level this will _replace_ the name.
        logging.addLevelName(level, name) 

def setlogdir(logdir):
    '''set the log directory'''
    # set log color
    logging.addLevelName(logging.INFO, print_style('%s', fore='green') % logging.getLevelName(logging.INFO))
    logging.addLevelName(logging.WARNING, print_style('%s', fore='red') % logging.getLevelName(logging.WARNING))
    ldir = os.path.dirname(logdir)
    writelog = os.path.join(ldir, 'log.log')
    logging.basicConfig(level=logging.DEBUG,
                        format='%(asctime)s %(name)s[line:%(lineno)d] %(levelname)s %(message)s',
                        datefmt='%a, %d %b %Y %H:%M:%S',
                        filename=writelog,
                        filemode='w')

    console = logging.StreamHandler()

    console.setLevel(logging.INFO)

    formatter = logging.Formatter('%(asctime)s %(name)s %(levelname)s: %(message)s')

    console.setFormatter(formatter)

    logging.getLogger('').addHandler(console) 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def inject_verbose_info(self):
        logging.VERBOSE = 15
        logging.verbose = lambda x: logging.log(logging.VERBOSE, x)
        logging.addLevelName(logging.VERBOSE, "VERBOSE") 

def setup_logging(level=PLAIN_LOG_LEVEL, output=sys.stdout):
    """create the setup.py singleton logger."""
    global logger
    if logger:
        return logger

    logger = logging.getLogger('setup.py')

    formatter = ScreenFormatter(plain_log_level=PLAIN_LOG_LEVEL)
    stream_h = logging.StreamHandler(output)
    stream_h.setFormatter(formatter)

    # Logging timezone is UTC
    stream_h.converter = time.gmtime


    logger.setLevel(level)
    logger.addHandler(stream_h)

    logging.addLevelName(PLAIN_LOG_LEVEL, "PLAIN")
    logging.Logger.plain = plain

    logging.addLevelName(TO_FILE_LOG_LEVEL, 'TO_FILE')
    logging.Logger.to_file = to_file

    return logger 

def __init__(self, capture_warnings=True, use_default_kvp=True, json=False):
        self._config = deepcopy(DEFAULT_LOGGING_CONF)

        if use_default_kvp:
            self.update_default_formatter(DEFAULT_KVP_FORMAT)

        if json:
            self.enable_json_formatter()

        # Custom level to suppress handlers
        logging.addLevelName('DISABLED', LEVEL_MAP['DISABLED'])
        logging.captureWarnings(capture_warnings) 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def init_logging(prefix="", suffix=""):
	"""
	Initializes logging, sets custom logging format and adds one
	logging level with name and method to call.
	
	prefix and suffix arguments can be used to modify log level prefixes.
	"""
	logging.basicConfig(format=LOG_FORMAT)
	logger = logging.getLogger()
	# Rename levels
	logging.addLevelName(10, prefix + "D" + suffix)	# Debug
	logging.addLevelName(20, prefix + "I" + suffix)	# Info
	logging.addLevelName(30, prefix + "W" + suffix)	# Warning
	logging.addLevelName(40, prefix + "E" + suffix)	# Error
	# Create additional, "verbose" level
	logging.addLevelName(15, prefix + "V" + suffix)	# Verbose
	# Add 'logging.verbose' method
	def verbose(self, msg, *args, **kwargs):
		return self.log(15, msg, *args, **kwargs)
	logging.Logger.verbose = verbose
	# Wrap Logger._log in something that can handle utf-8 exceptions
	old_log = logging.Logger._log
	def _log(self, level, msg, args, exc_info=None, extra=None):
		args = tuple([
			(str(c).decode("utf-8") if type(c) is str else c)
			for c in args
		])
		msg = msg if type(msg) is unicode else str(msg).decode("utf-8")
		old_log(self, level, msg, args, exc_info, extra)
	logging.Logger._log = _log 

def __setattr__(self, name, value):
        if name == 'name' and 'name' in self.__dict__:
            logging.addLevelName(int(self), value)
        super(NamedLevel, self).__setattr__(name, value) 

def _create_logger(self, logger=None):
        logging.addLevelName(LOGGING_TRACE_LVL, 'TRACE')
        logger = logger or logging.getLogger(inflection.underscore(type(self).__name__))
        setattr(logger, 'trace', lambda *args: logger.log(LOGGING_TRACE_LVL, *args))
        return logger 

def logger_init(level = logging.INFO):
    logging.basicConfig(format = '%(name)s: %(levelname)s: %(message)s', level = level)
    logging.addLevelName(logging.VERBOSE, 'VERBOSE') 

def __init__(self, name, level=logging.NOTSET):
        super(Logger, self).__init__(name, level)
        logging.addLevelName(OUTPUT, 'OUTPUT')
        logging.addLevelName(SUCCESS, 'SUCCESS') 

def main(project, env, action, verbose, format, template_path):
    if verbose >= 2:
        level = 5
    elif verbose == 1:
        level = logging.DEBUG
    else:
        logging.getLogger('googleapiclient').setLevel(logging.ERROR)
        logging.getLogger('oauth2client').setLevel(logging.ERROR)
        level = logging.INFO

    logging.addLevelName(5, "TRACE")
    logging.basicConfig(format='%(asctime)s %(levelname)s:%(name)s:%(message)s',
                        datefmt='%Y-%m-%d %H:%M:%S', level=level)

    logger.debug('Debug log enabled')
    logger.info("Log level: {}".format(level))

    if action in ['apply', 'template']:
        if template_path is None:
            logging.error('A path to a template file is required for {}'.format(action))
            sys.exit(1)
        template_class = load_template_module(template_path)
        template = template_class(project, env)

        if format == "json":
            template.formatter = template.asJSON

        if action == 'apply':
            template.__repr__()
            apply_deployment(project, template)
        elif action == 'template':
            t = template.__repr__()
            logger.info('Template successfully rendered, printing to stdout...')
            print(t)
            sys.exit(0) 

def configure_logging(log_file):
    """Configure root logger"""
    logger = logging.getLogger()

    logger.setLevel(logging.DEBUG)

    # Level name colored differently (both console and file)
    logging.addLevelName(logging.WARNING, '\x1b[0;33m%s\x1b[0m' %
                         logging.getLevelName(logging.WARNING))
    logging.addLevelName(logging.ERROR, '\x1b[0;31m%s\x1b[0m' %
                         logging.getLevelName(logging.ERROR))

    # Configure console logging
    console_log_handler = logging.StreamHandler()
    console_log_handler.setLevel(logging.INFO)
    # All console messages are the same color (except with colored level names)
    console_formatter = logging.Formatter('\x1b[0;32m%(levelname)s'
                                          '\t%(message)s\x1b[0m')
    console_log_handler.setFormatter(console_formatter)
    logger.addHandler(console_log_handler)

    # Configure log file
    if os.path.isfile(log_file):
        os.remove(log_file)

    file_log_handler = logging.FileHandler(log_file)
    file_log_handler.setLevel(logging.DEBUG)
    file_formatter = logging.Formatter('%(process)s %(asctime)s.%(msecs)03d'
                                       ' %(name)s %(levelname)s %(message)s',
                                       datefmt="%H:%M:%S")
    file_log_handler.setFormatter(file_formatter)
    logger.addHandler(file_log_handler)

    logger.debug("Root logger configured.")


# TODO(dbite): Remove CamelCasing.
# -----------------------------------------------------------------------------
#   Custom data-types.
# ----------------------------------------------------------------------------- 

def setup_logging():
    logging.addLevelName(logging.DEBUG, "\033[1;36m%s\033[1;0m" % logging.getLevelName(logging.DEBUG))
    logging.addLevelName(logging.INFO, "\033[1;32m%s\033[1;0m" % logging.getLevelName(logging.INFO))
    logging.addLevelName(logging.WARNING, "\033[1;33m%s\033[1;0m" % logging.getLevelName(logging.WARNING))
    logging.addLevelName(logging.ERROR, "\033[1;31m%s\033[1;0m" % logging.getLevelName(logging.ERROR))

    handler = logging.StreamHandler()
    handler.setFormatter(logging.Formatter(
        '%(asctime)s %(levelname)s: %(message)s '
        '[in %(pathname)s:%(lineno)d]'
    ))
    app.logger.addHandler(handler)
    app.logger.setLevel(logging.DEBUG) 

def inject_verbose_info(self):
        logging.VERBOSE = 15
        logging.verbose = lambda x: logging.log(logging.VERBOSE, x)
        logging.addLevelName(logging.VERBOSE, "VERBOSE") 

def configure():
    """configure logging levels"""
    logging.addLevelName(DEBUG1, 'DEBUG1')
    logging.addLevelName(DEBUG2, 'DEBUG2')
    logging.addLevelName(DEBUG3, 'DEBUG3')
    logging.addLevelName(DEBUG4, 'DEBUG4')
    logging.addLevelName(DEBUG5, 'DEBUG5') 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def setup(debug=False, statsd_host=None):
    level = 'DEBUG' if debug else 'INFO'
    dictConfig(dict(
        version=1,
        disable_existing_loggers=True,
        loggers={
            '': {
                'level': level,
                'handlers': ['console']
            },
        },
        handlers={
            'console': {
                'class': 'logging.StreamHandler',
                'formatter': 'simple',
                'stream': sys.stdout
            },
        },
        formatters={
            'simple': {
                'format': '[%(process)d] [%(levelname)s] %(message)s',
                'class': 'logging.Formatter'
            },
        }
    ))

    OdookuLogger._statsd_host = statsd_host
    logging.setLoggerClass(OdookuLogger)
    logging.addLevelName(25, 'INFO')

    # Prevent odoo from overriding log config
    import openerp.netsvc
    openerp.netsvc._logger_init = True 

def instantiate( cls, streamType = "SCREEN", logLevel = "INFO" ):
        try:
            logging.VERBOSE = 5
            logging.addLevelName(logging.VERBOSE, "VERBOSE")
            logging.Logger.verbose = lambda inst, msg, *args, **kwargs: inst.log(logging.VERBOSE, msg, *args, **kwargs)
            logging.verbose = lambda msg, *args, **kwargs: logging.log(logging.VERBOSE, msg, *args, **kwargs)

            cls.logger = logging.getLogger()

            if logLevel not in logging._levelNames:
                raise Exception( 'Invalid file level' )

            cls.logger.setLevel( logging._levelNames[logLevel] )

            streamType = app.config['STREAMTYPE']

            if streamType == "SCREEN":
                stream = logging.StreamHandler()
            else:
                stream = logging.FileHandler( app.config['LOGFILE'] )

            formatter = logging.Formatter( '[%(levelname)-7s - %(asctime)s] %(message)s' )
            stream.setFormatter( formatter )
            cls.logger.addHandler( stream )
        except Exception, e:
            print( 'Unable to get/set log configurations. Error: %s'%( e ) )
            cls.logger = None


    ##
    # Records a message in a file and/or displays it in the screen.
    # @param level - String containing the name of the log message.
    # @param message - String containing the message to be recorded.
    # 

def setup(level = 0):
    """Sets up the global logging environment"""
    formatstr = "%(levelname)-8s: %(name)-20s: %(message)s"
    logging.basicConfig(format = formatstr)
    rootlogger = logging.getLogger('')
    rootlogger.setLevel(logging.DEBUG + 1 - level)
    for i in range(1, 9):
        logging.addLevelName(logging.DEBUG - i, "DEBUG" + str(i)) 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def __init__(self, name=None, level=logging.NOTSET):
        super(DataStoreLogger, self).__init__(name, level)
        logging.addLevelName(DataStore.LOG_LEVEL_JOURNAL, "JOURNAL") 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def setup(debug=False, statsd_host=None):
    level = 'DEBUG' if debug else 'INFO'
    dictConfig(dict(
        version=1,
        disable_existing_loggers=True,
        loggers={
            '': {
                'level': level,
                'handlers': ['console']
            },
        },
        handlers={
            'console': {
                'class': 'logging.StreamHandler',
                'formatter': 'standard',
                # Log to stderr so that click commands can make
                # use of stdout
                'stream': sys.stderr
            },
        },
        formatters={
            'standard': {
                'format': '[%(levelname)s]%(db)s%(message)s',
                '()': 'odooku.logger.DBFormatter'
            },
        }
    ))

    OdookuLogger._statsd_host = statsd_host
    logging.setLoggerClass(OdookuLogger)
    logging.addLevelName(25, 'INFO')

    # Prevent odoo from overriding log config
    import odoo.netsvc
    odoo.netsvc._logger_init = True 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def setup_log_colors():
    logging.addLevelName(logging.DEBUG, '\033[1;37m%s\033[1;0m' % logging.getLevelName(logging.DEBUG))
    logging.addLevelName(logging.INFO, '\033[1;36m%s\033[1;0m' % logging.getLevelName(logging.INFO))
    logging.addLevelName(logging.WARNING, '\033[1;31m%s\033[1;0m' % logging.getLevelName(logging.WARNING))
    logging.addLevelName(logging.ERROR, '\033[1;41m%s\033[1;0m' % logging.getLevelName(logging.ERROR)) 

def monkeypatch_resp_logging_level(): 
            logging.RESP = const.LOGGING.RESP_STREAM_LEVEL 
            logging.addLevelName(logging.RESP, "RESP") 
            logging.Logger.resp = lambda inst, msg, *args, **kwargs: inst.log(logging.RESP, msg, *args, **kwargs) 
            logging.resp = lambda msg, *args, **kwargs: logging.log(logging.RESP, msg, *args, **kwargs) 

def inject_verbose_info(self):
        logging.VERBOSE = 15
        logging.verbose = lambda x: logging.log(logging.VERBOSE, x)
        logging.addLevelName(logging.VERBOSE, "VERBOSE") 

def initialize_logger():
    """sets up the logger including a console, file and qt handler
    """
    # initialize logger
    logging.basicConfig(format="%(message)s", level=logging.INFO)
    logging.addLevelName(logging.CRITICAL, 'critical')
    logging.addLevelName(logging.ERROR, 'error')
    logging.addLevelName(logging.WARNING, 'warning')
    logging.addLevelName(logging.INFO, 'info')
    logging.addLevelName(logging.DEBUG, 'debug')
    logging.addLevelName(logging.NOTSET, 'not set')
    logging.captureWarnings(True)
    logger = logging.getLogger()
    logger.setLevel(logging.INFO)
    # set level of stream handler which logs to stderr
    logger.handlers[0].setLevel(logging.WARNING)

    # add file logger
    rotating_file_handler = logging.handlers.RotatingFileHandler(
        'qudi.log', maxBytes=10*1024*1024, backupCount=5)
    rotating_file_handler.setFormatter(logging.Formatter(
        '%(asctime)s %(levelname)s %(name)s %(message)s',
        datefmt="%Y-%m-%d %H:%M:%S"))
    rotating_file_handler.doRollover()
    rotating_file_handler.setLevel(logging.DEBUG)
    logger.addHandler(rotating_file_handler)

    # add Qt log handler
    qt_log_handler = QtLogHandler()
    qt_log_handler.setLevel(logging.DEBUG)
    logging.getLogger().addHandler(qt_log_handler)

    for logger_name in ['core', 'gui', 'logic', 'hardware']:
            logging.getLogger(logger_name).setLevel(logging.DEBUG)


# global variables used by exception handler 

def setup_logging(level=None):
    """Configure logging"""
    logging.addLevelName(DRYRUN_num, DRYRUN_name)
    logging.Logger.dryrun = _dryrun
    try:
        logging.config.dictConfig(_get_dict_config())
        logging.captureWarnings(True)
        silence_verbose_loggers()
        if level is not None:
            logging.getLogger().setLevel(level)
    except Exception:  # pylint:disable=broad-except
        logging.basicConfig(level=logging.WARN)
        logging.warn('Could not configure logging, using basicConfig', exc_info=True) 

def setup(level):
    logging.addLevelName(DEBUG, 'DEBG')
    logging.addLevelName(INFO, 'INFO')
    logging.addLevelName(WARNING, 'WARN')
    logging.addLevelName(ERROR, 'ERR ')
    logging.addLevelName(CRITICAL, 'CRIT')
    handler = logging.StreamHandler(sys.stderr)
    handler.setFormatter(Formatter(format))
    handler.addFilter(Filter())
    root = logging.getLogger()
    root.addHandler(handler)
    root.setLevel(level) 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def setUp(self):
        BaseTest.setUp(self)
        for k, v in my_logging_levels.items():
            logging.addLevelName(k, v) 

def __init__(self, name=None):
        if not Logger.console_handler or not Logger.file_handler:
            Logger.logger, Logger.console_handler, Logger.file_handler = self.create_logger(name)
        # Level names
        logging.addLevelName(Logger.EXTRA, "EXTRA")
        logging.addLevelName(Logger.FINER, "FINER")
        logging.addLevelName(Logger.VERBOSE, "VERBOSE") 

def get_logger():
    '''
    Returns logger used by multiprocessing
    '''
    global _logger
    import logging, atexit

    logging._acquireLock()
    try:
        if not _logger:

            _logger = logging.getLogger(LOGGER_NAME)
            _logger.propagate = 0
            logging.addLevelName(SUBDEBUG, 'SUBDEBUG')
            logging.addLevelName(SUBWARNING, 'SUBWARNING')

            # XXX multiprocessing should cleanup before logging
            if hasattr(atexit, 'unregister'):
                atexit.unregister(_exit_function)
                atexit.register(_exit_function)
            else:
                atexit._exithandlers.remove((_exit_function, (), {}))
                atexit._exithandlers.append((_exit_function, (), {}))

    finally:
        logging._releaseLock()

    return _logger 

def _start_logging(self, filename):
        #will get the logging instance going
        loglevel_config = 'logging.%s' % self.loglevel

        #i'd like the stdout to be under another logging name than 'con_out'
        console_log_level = 25  #between INFO and WARNING
        quiet = self.quiet
        logging.addLevelName(console_log_level, "CONSOLE")

        def con_out(self, message, *args, **kws):
            if not quiet:
                self._log(console_log_level, message, args, **kws)

        logging.Logger.con_out = con_out

        logging.basicConfig(filename=filename,
            level=eval(loglevel_config),
            format='%(asctime)s %(name)s %(levelname)s: %(message)s',
            datefmt = '%m-%d %H:%M:%S'
            )
        if not self.quiet: # pragma: no cover
            console = logging.StreamHandler(sys.stdout)
            formatter = logging.Formatter('%(asctime)s %(name)s %(levelname)s: %(message)s', '%m-%d %H:%M:%S')
            console.setFormatter(formatter)
            console.setLevel(console_log_level)
	self.logger = logging.getLogger(__name__)
        if not self.quiet:
            self.logger.addHandler(console) # pragma: no cover

        self.logger.con_out("Log File Created at %s" % filename) 

def setup_logging(log_level='INFO'):
    log_format = "%(message)s"
    logging.addLevelName(15, 'FINE')
    logging.basicConfig(format=log_format, level=log_level)