(stream, fail)
:param stream:
            The stream we were trying to attach.

        :param fail:
            A Failure instance.

        A failure has occurred while trying to attach the stream.
:param stream:
            The stream we were trying to attach.
: param stream : The stream we were trying to attach .
def attach_stream_failure(stream, fail):
        """
        :param stream:
            The stream we were trying to attach.

        :param fail:
            A Failure instance.

        A failure has occurred while trying to attach the stream.
        """
def attach_stream_failure ( stream , fail ) :