log.py 文件源码

def add_file_handler(self, path, name, level=None):
        levelname = logging.getLevelName(level) if level is not None \
                else 'DEFAULT'

        filename = '{path}/{name}.{level}.log'.format(
                path=os.path.abspath(path), name=name,
                level=levelname)

        if filename not in self.file_handlers:
            from logging.handlers import TimedRotatingFileHandler
            file_handler = TimedRotatingFileHandler(filename, when="midnight",
                    backupCount=7)
            self.file_handlers[filename] = file_handler

            if level is not None:
                file_handler.setLevel(level)

            self.add_handler(file_handler)