def get_export_launch_description_form(self):
        """Returns a form for editing the virtual system description.
        Since the data for the form are fetched from the cloud a
        progress object is also returned to indicate if/when the form
        is ready to be used.

        out form of type :class:`IVirtualSystemDescriptionForm`
            An IForm instance for editing the virtual system description.

        return progress of type :class:`IProgress`
            Progress object to track the operation completion.

        """
        (progress, form) = self._call("getExportLaunchDescriptionForm")
        progress = IProgress(progress)
        form = IVirtualSystemDescriptionForm(form)
        return (progress, form)