initiatives.py 文件源码

def errback_httpbin(self, failure):

        self.logger.error(repr(failure))

        #if isinstance(failure.value, HttpError):
        if failure.check(HttpError):
            # you can get the response
            response = failure.value.response
            self.logger.error('HttpError on %s', response.url)

        #elif isinstance(failure.value, DNSLookupError):
        elif failure.check(DNSLookupError):
            # this is the original request
            request = failure.request
            self.logger.error('DNSLookupError on %s', request.url)

        #elif isinstance(failure.value, TimeoutError):
        elif failure.check(TimeoutError):
            request = failure.request
            self.logger.error('TimeoutError on %s', request.url)