Python logging handler, to notify errors to the desktop

gnome_notify_logging_handler.py

# -*- coding: utf-8 -*-

import logging
import subprocess


class CustomHandler(logging.Handler):

    def __init__(self, *args, **kwargs):
        logging.Handler.__init__(self, *args, **kwargs)

    def emit(self, record):
        subprocess.call(["notify-send", "-u", "critical", "ERROR", record.getMessage()])

logging_configuration_django.py

LOGGING = {
    'version': 1,
    'disable_existing_loggers': False,
    'handlers': {
        'console': {
            'level': 'INFO',
            'class': 'logging.StreamHandler',
            'formatter': 'default',
        },
        'gnome_notify': {
            'level': 'WARN',
            'class': 'gnome_notify_logging_handler.CustomHandler',
        },
    },
    'formatters': {
        'default': {
            'format': '[%(levelname)s] [%(asctime)s] %(message)s',
        }
    },
    'loggers': {
        '': {
            'handlers': ['console', 'gnome_notify'],
            'level': 'INFO',
            'propagate': True,
        },
        'django.request': {
            'handlers': ['console'],
            'level': 'ERROR',
            'propagate': True,
        },
    }
}