Cannot create container with name "sahara-tests-2d7fd0b5"

[Evgeny Sikachev]

When i try create container with name "sahara-tests-2d7fd0b5", swiftclient raise next trace:

Traceback (most recent call last):

      File "sahara/tests/scenario/base.py", line 62, in wrapper
        return fct(self, *args, **kwargs)

      File "sahara/tests/scenario/base.py", line 172, in check_run_jobs
        input_id, output_id = self._create_datasources(job)

      File "sahara/tests/scenario/base.py", line 205, in _create_datasources
        input_id = create(ds, 'input')

      File "sahara/tests/scenario/base.py", line 192, in create
        url = self._create_swift_data(location)

      File "sahara/tests/scenario/base.py", line 273, in _create_swift_data
        container = self._get_swift_container()

      File "sahara/tests/scenario/base.py", line 291, in _get_swift_container
        utils.rand_name('sahara-tests'))

      File "sahara/tests/scenario/base.py", line 579, in __create_container
        self.swift.create_container(container_name)

      File "sahara/tests/scenario/clients.py", line 231, in create_container
        return self.swift_client.put_container(container_name)

      File "/home/ubuntu/sahara/.tox/scenario/local/lib/python2.7/site-packages/swiftclient/client.py", line 1337, in put_container
        response_dict=response_dict)

      File "/home/ubuntu/sahara/.tox/scenario/local/lib/python2.7/site-packages/swiftclient/client.py", line 1253, in _retry
        self.url, self.token = self.get_auth()

      File "/home/ubuntu/sahara/.tox/scenario/local/lib/python2.7/site-packages/swiftclient/client.py", line 1227, in get_auth
        insecure=self.insecure)

      File "/home/ubuntu/sahara/.tox/scenario/local/lib/python2.7/site-packages/swiftclient/client.py", line 420, in get_auth
        auth_version=auth_version)

      File "/home/ubuntu/sahara/.tox/scenario/local/lib/python2.7/site-packages/swiftclient/client.py", line 351, in get_auth_keystone
        raise ClientException('Authorization Failure. %s' % err)

      File "/home/ubuntu/sahara/.tox/scenario/local/lib/python2.7/site-packages/oslo_i18n/_message.py", line 223, in __str__
        raise UnicodeError(msg)

    UnicodeError: Message objects do not support str() because they may contain non-ascii characters. Please use unicode() or translate() instead.

[Evgeny Sikachev (esikachev)]

excuse me, this is problem of my env