Django snippets

import logging

from importlib import import_module

from django.conf import settings

print logging, logging.__name__

logger = logging.getLogger(__name__)

signal_modules = {}

for app in settings.INSTALLED_APPS:
    signals_module = '%s.signals' % app
    try:
        signal_modules[app] = import_module(signals_module)
    except ImportError as e:
        logger.warning(
            'failed to import "%s", reason: %s' % (signals_module, str(e)))