def get_backend(instance, backend=None, *args, **kwargs):
mod_name = backend or app.config['MODEL_BACKEND']
klass_name = instance.__class__.__name__ + 'Backend'
if backend:
if callable(backend):
return backend
try:
mod = importlib.import_module(mod_name)
except ImportError, e:
raise ImproperlyConfigured(
'Error importing model backend module %s: "%s"' % (mod_name, e))
def get_connection(backend=None, fail_silently=False, **kwargs):
"""Load an email backend and return an instance of it.
If backend is None (default) settings.EMAIL_BACKEND is used.
Both fail_silently and other keyword arguments are used in the
constructor of the backend.
"""
path = backend or settings.EMAIL_BACKEND
try:
mod_name, klass_name = path.rsplit('.', 1)
mod = import_module(mod_name)
except ImportError, e:
raise ImproperlyConfigured(
'Error importing email backend module %s: "%s"' % (mod_name, e))
