def get_translation_session(self, proxy=None):
if proxy is None:<EOL><INDENT>raise NullArgument()<EOL><DEDENT>raise Unimplemented()<EOL>
Gets an ``OsidSession`` associated with the language translation service.

        arg:    proxy (osid.proxy.Proxy): a proxy
        return: (osid.locale.TranslationSession) - a
                ``TranslationSession``
        raise:  NullArgument - ``proxy`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  Unimplemented - ``supports_translation()`` is ``false``
        *compliance: optional -- This method must be implemented if
        ``supports_translation()`` is ``true``.*