32 lines
1.2 KiB
Python
32 lines
1.2 KiB
Python
from django.conf import settings
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from django.core.exceptions import ImproperlyConfigured
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from django.utils.importlib import import_module
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def get_storage(import_path):
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"""
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Imports the message storage class described by import_path, where
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import_path is the full Python path to the class.
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"""
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try:
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dot = import_path.rindex('.')
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except ValueError:
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raise ImproperlyConfigured("%s isn't a Python path." % import_path)
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module, classname = import_path[:dot], import_path[dot + 1:]
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try:
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mod = import_module(module)
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except ImportError, e:
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raise ImproperlyConfigured('Error importing module %s: "%s"' %
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(module, e))
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try:
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return getattr(mod, classname)
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except AttributeError:
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raise ImproperlyConfigured('Module "%s" does not define a "%s" '
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'class.' % (module, classname))
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# Callable with the same interface as the storage classes i.e. accepts a
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# 'request' object. It is wrapped in a lambda to stop 'settings' being used at
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# the module level
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default_storage = lambda request: get_storage(settings.MESSAGE_STORAGE)(request)
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