def get_first_image(): return TempestClients.glance().images.list().next()
def get_first_image(): return next(TempestClients.glance().images.list(sort='size:asc'))
def get_first_image(): return TempestClients.glance().images.list().next()
def get_first_image(): return next(TempestClients.glance().images.list(sort='size:asc'))