fixes for optimum

api/onnx_web/chain/source_txt2img.py

@@ -106,7 +106,7 @@ class SourceTxt2ImgStage(BaseStage):
                 width=latent_size.width,
                 generator=rng,
                 guidance_scale=params.cfg,
-                latents=latents,
+                # latents=latents,
                 negative_prompt=negative_prompt,
                 num_images_per_prompt=params.batch,
                 num_inference_steps=params.steps,

api/onnx_web/params.py

@@ -140,7 +140,7 @@ class DeviceParams:
         if self.options is None:
             return self.provider
         else:
-            return (self.provider, self.options)
+            return self.provider # (self.provider, self.options)
 
     def sess_options(self, cache=True) -> SessionOptions:
         if cache and self.sess_options_cache is not None: