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# -*- coding: utf-8 -*-
"""
g_octave.log
~~~~~~~~~~~~
A simple Python module to deal with g-octave logging stuff.
:copyright: (c) 2010 by Rafael Goncalves Martins
:license: GPL-2, see LICENSE for more details.
"""
from __future__ import print_function, absolute_import
__all__ = ['Log']
import logging
import sys
from .config import Config
conf = Config()
class Log(object):
_levels = {
'debug': logging.DEBUG,
'info': logging.INFO,
'warning': logging.WARNING,
'error': logging.ERROR,
'critical': logging.CRITICAL,
}
def __init__(self, name):
self.name = name
self.logger = logging.getLogger(self.name)
has_file = conf.log_file is not None and conf.log_file != ''
has_level = conf.log_level is not None and conf.log_level != ''
if not has_file:
print('WARNING: no "log_file" configured. logging disabled.', file=sys.stderr)
if not has_file or not has_level:
class NullHandler(logging.Handler):
def emit(self, record):
pass
self.handler = NullHandler()
else:
self.handler = logging.FileHandler(conf.log_file)
self.level = self._levels.get(conf.log_level, logging.NOTSET)
self.logger.setLevel(self.level)
self.handler.setLevel(self.level)
self.formatter = \
logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
self.handler.setFormatter(self.formatter)
self.logger.addHandler(self.handler)
def __getattr__(self, attr):
if attr in self._levels:
return getattr(self.logger, attr)
return lambda x: None
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