A Django middleware for logging exceptions.

middlewares.py

# -*- coding: utf8 -*-
from __future__ import unicode_literals
import logging
import sys
import traceback


LOGGER = logging.getLogger(__name__)


class ExceptionLoggingMiddleware(object):
    """
    This middleware provides logging of exception in requests.
    """
    def process_exception(self, request, exception):
        """
        Processes exceptions during handling of a http request.
        Logs them with *ERROR* level.
        """
        _, _, stacktrace = sys.exc_info()
        LOGGER.error(
            """Processing exception %s at %s.
            GET %s
            Traceback %s""",
            exception, request.path, request.GET,
            ''.join(traceback.format_tb(stacktrace)))
        return None