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from django.utils.importlib import import_module
from django.contrib.formtools.wizard.storage.base import BaseStorage
from django.contrib.formtools.wizard.storage.exceptions import (
MissingStorageModule, MissingStorageClass, NoFileStorageConfigured)
def get_storage(path, *args, **kwargs):
i = path.rfind('.')
module, attr = path[:i], path[i+1:]
try:
mod = import_module(module)
except ImportError, e:
raise MissingStorageModule(
'Error loading storage %s: "%s"' % (module, e))
try:
storage_class = getattr(mod, attr)
except AttributeError:
raise MissingStorageClass(
'Module "%s" does not define a storage named "%s"' % (module, attr))
return storage_class(*args, **kwargs)
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