python类lastResort()的实例源码

py23.py 文件源码 项目:otRebuilder 作者: Pal3love 项目源码 文件源码 阅读 32 收藏 0 点赞 0 评论 0
def callHandlers(self, record):
        # this is the same as Python 3.5's logging.Logger.callHandlers
        c = self
        found = 0
        while c:
            for hdlr in c.handlers:
                found = found + 1
                if record.levelno >= hdlr.level:
                    hdlr.handle(record)
            if not c.propagate:
                c = None  # break out
            else:
                c = c.parent
        if (found == 0):
            if logging.lastResort:
                if record.levelno >= logging.lastResort.level:
                    logging.lastResort.handle(record)
            elif logging.raiseExceptions and not self.manager.emittedNoHandlerWarning:
                sys.stderr.write("No handlers could be found for logger"
                                 " \"%s\"\n" % self.name)
                self.manager.emittedNoHandlerWarning = True
_logging.py 文件源码 项目:maas 作者: maas 项目源码 文件源码 阅读 24 收藏 0 点赞 0 评论 0
def configure_standard_logging(verbosity: int, mode: LoggingMode):
    """Configure the standard library's `logging` module.

    Get `logging` working with options consistent with Twisted. NOTE CAREFULLY
    that `django.utils.log.DEFAULT_LOGGING` may have been applied (though only
    if installed and if configured in this environment). Those settings and
    the settings this function applies must be mentally combined to understand
    the resultant behaviour.

    :param verbosity: See `get_logging_level`.
    :param mode: The mode in which to configure logging. See `LoggingMode`.
    """
    set_standard_verbosity(verbosity)
    # Make sure that `logging` is not configured to capture warnings.
    logging.captureWarnings(False)
    # If a logger is ever configured `propagate=False` but without handlers
    # `logging.Logger.callHandlers` will employ the `lastResort` handler in
    # order that the log is not lost. This goes to standard error by default.
    # Here we arrange for these situations to be logged more distinctively so
    # that they're easier to diagnose.
    logging.lastResort = (
        logging.StreamHandler(
            twistedModern.LoggingFile(
                logger=twistedModern.Logger("lost+found"),
                level=twistedModern.LogLevel.error)))
test_logging.py 文件源码 项目:zippy 作者: securesystemslab 项目源码 文件源码 阅读 33 收藏 0 点赞 0 评论 0
def test_last_resort(self):
        # Test the last resort handler
        root = self.root_logger
        root.removeHandler(self.root_hdlr)
        old_stderr = sys.stderr
        old_lastresort = logging.lastResort
        old_raise_exceptions = logging.raiseExceptions
        try:
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'This is your final chance!\n')
            #No handlers and no last resort, so 'No handlers' message
            logging.lastResort = None
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'No handlers could be found for logger "root"\n')
            # 'No handlers' message only printed once
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
            root.manager.emittedNoHandlerWarning = False
            #If raiseExceptions is False, no message is printed
            logging.raiseExceptions = False
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
        finally:
            sys.stderr = old_stderr
            root.addHandler(self.root_hdlr)
            logging.lastResort = old_lastresort
            logging.raiseExceptions = old_raise_exceptions
test_logging.py 文件源码 项目:web_ctp 作者: molebot 项目源码 文件源码 阅读 34 收藏 0 点赞 0 评论 0
def test_last_resort(self):
        # Test the last resort handler
        root = self.root_logger
        root.removeHandler(self.root_hdlr)
        old_stderr = sys.stderr
        old_lastresort = logging.lastResort
        old_raise_exceptions = logging.raiseExceptions
        try:
            sys.stderr = sio = io.StringIO()
            root.debug('This should not appear')
            self.assertEqual(sio.getvalue(), '')
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'This is your final chance!\n')
            #No handlers and no last resort, so 'No handlers' message
            logging.lastResort = None
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'No handlers could be found for logger "root"\n')
            # 'No handlers' message only printed once
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
            root.manager.emittedNoHandlerWarning = False
            #If raiseExceptions is False, no message is printed
            logging.raiseExceptions = False
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
        finally:
            sys.stderr = old_stderr
            root.addHandler(self.root_hdlr)
            logging.lastResort = old_lastresort
            logging.raiseExceptions = old_raise_exceptions
test_logging.py 文件源码 项目:ouroboros 作者: pybee 项目源码 文件源码 阅读 26 收藏 0 点赞 0 评论 0
def test_last_resort(self):
        # Test the last resort handler
        root = self.root_logger
        root.removeHandler(self.root_hdlr)
        old_stderr = sys.stderr
        old_lastresort = logging.lastResort
        old_raise_exceptions = logging.raiseExceptions
        try:
            sys.stderr = sio = io.StringIO()
            root.debug('This should not appear')
            self.assertEqual(sio.getvalue(), '')
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'This is your final chance!\n')
            #No handlers and no last resort, so 'No handlers' message
            logging.lastResort = None
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'No handlers could be found for logger "root"\n')
            # 'No handlers' message only printed once
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
            root.manager.emittedNoHandlerWarning = False
            #If raiseExceptions is False, no message is printed
            logging.raiseExceptions = False
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
        finally:
            sys.stderr = old_stderr
            root.addHandler(self.root_hdlr)
            logging.lastResort = old_lastresort
            logging.raiseExceptions = old_raise_exceptions
test_logging.py 文件源码 项目:kbe_server 作者: xiaohaoppy 项目源码 文件源码 阅读 36 收藏 0 点赞 0 评论 0
def test_last_resort(self):
        # Test the last resort handler
        root = self.root_logger
        root.removeHandler(self.root_hdlr)
        old_stderr = sys.stderr
        old_lastresort = logging.lastResort
        old_raise_exceptions = logging.raiseExceptions
        try:
            sys.stderr = sio = io.StringIO()
            root.debug('This should not appear')
            self.assertEqual(sio.getvalue(), '')
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'This is your final chance!\n')
            #No handlers and no last resort, so 'No handlers' message
            logging.lastResort = None
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), 'No handlers could be found for logger "root"\n')
            # 'No handlers' message only printed once
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
            root.manager.emittedNoHandlerWarning = False
            #If raiseExceptions is False, no message is printed
            logging.raiseExceptions = False
            sys.stderr = sio = io.StringIO()
            root.warning('This is your final chance!')
            self.assertEqual(sio.getvalue(), '')
        finally:
            sys.stderr = old_stderr
            root.addHandler(self.root_hdlr)
            logging.lastResort = old_lastresort
            logging.raiseExceptions = old_raise_exceptions


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