def create_ufo(ai_settings, screen, stats, ufos):
if random.randint(1, 8000) == 1 and len(ufos) == 0:
ufo = UFO(ai_settings, screen)
ufo.x = 0
ufo.rect.x = ufo.x
ufos.add(ufo)
ai_settings.oscillation.play()
def create_ufo(ai_settings, screen, ufos):
ufo = UFO(ai_settings, screen)
ufo_width = ufo.rect.width
ufo.x = ufo_width + 2 * ufo_width
ufo.rect.x = ufo.x
ufo.rect.y = ufo.rect.height + 2 * ufo.rect.height
ufos.add(ufo)
def create_ufo(g_set, screen, ufos, no_ufo, row_no):
for ufo_no in range(no_ufo):
ufo = UFO(g_set, screen)
ufo.x = ufo.rect.width + 2 * ufo.rect.width * ufo_no
ufo.rect.x = ufo.x
ufo.rect.y = ufo.rect.height + 2 * ufo.rect.height * row_no
ufos.add(ufo)