這篇文章將為大家詳細(xì)講解有關(guān)python中l(wèi)ogging添加filter的示例分析,小編覺(jué)得挺實(shí)用的,因此分享給大家做個(gè)參考,希望大家閱讀完這篇文章后可以有所收獲。
發(fā)展壯大離不開(kāi)廣大客戶長(zhǎng)期以來(lái)的信賴與支持,我們將始終秉承“誠(chéng)信為本、服務(wù)至上”的服務(wù)理念,堅(jiān)持“二合一”的優(yōu)良服務(wù)模式,真誠(chéng)服務(wù)每家企業(yè),認(rèn)真做好每個(gè)細(xì)節(jié),不斷完善自我,成就企業(yè),實(shí)現(xiàn)共贏。行業(yè)涉及iso認(rèn)證等,在成都網(wǎng)站建設(shè)、全網(wǎng)整合營(yíng)銷(xiāo)推廣、WAP手機(jī)網(wǎng)站、VI設(shè)計(jì)、軟件開(kāi)發(fā)等項(xiàng)目上具有豐富的設(shè)計(jì)經(jīng)驗(yàn)。例子一
def filter(self, record): """Our custom record filtering logic. Built-in filtering logic (via logging.Filter) is too limiting. """ if not self.filters: return True matched = False rname = record.name # shortcut for name in self.filters: if rname == name or rname.startswith(name+'.'): matched = True return matched
例子二
def _create_log_handlers(stream): """Create and return a default list of logging.Handler instances. Format WARNING messages and above to display the logging level, and messages strictly below WARNING not to display it. Args: stream: See the configure_logging() docstring. """ # Handles logging.WARNING and above. error_handler = logging.StreamHandler(stream) error_handler.setLevel(logging.WARNING) formatter = logging.Formatter("%(levelname)s: %(message)s") error_handler.setFormatter(formatter) # Create a logging.Filter instance that only accepts messages # below WARNING (i.e. filters out anything WARNING or above). non_error_filter = logging.Filter() # The filter method accepts a logging.LogRecord instance. non_error_filter.filter = lambda record: record.levelno < logging.WARNING non_error_handler = logging.StreamHandler(stream) non_error_handler.addFilter(non_error_filter) formatter = logging.Formatter("%(message)s") non_error_handler.setFormatter(formatter) return [error_handler, non_error_handler]
例子三
def _default_handlers(stream): """Return a list of the default logging handlers to use. Args: stream: See the configure_logging() docstring. """ # Create the filter. def should_log(record): """Return whether a logging.LogRecord should be logged.""" # FIXME: Enable the logging of autoinstall messages once # autoinstall is adjusted. Currently, autoinstall logs # INFO messages when importing already-downloaded packages, # which is too verbose. if record.name.startswith("webkitpy.thirdparty.autoinstall"): return False return True logging_filter = logging.Filter() logging_filter.filter = should_log # Create the handler. handler = logging.StreamHandler(stream) formatter = logging.Formatter("%(name)s: [%(levelname)s] %(message)s") handler.setFormatter(formatter) handler.addFilter(logging_filter) return [handler]
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