Update app.py

app.py

@@ -227,7 +227,7 @@ class main():
             #guidance
             noise_pred_uncond, noise_pred_text = noise_pred.chunk(2)
             noise_pred = noise_pred_uncond + guidance_scale * (noise_pred_text - noise_pred_uncond)
-            latents = noise_scheduler.step(noise_pred, t, latents).prev_sample
+            latents = self.noise_scheduler.step(noise_pred, t, latents).prev_sample
             
         latents = 1 / 0.18215 * latents
         image = self.vae.decode(latents).sample