Add kNATIVE_INSTANCENORM flag to demoDiffusion

Signed-off-by: Kevin Chen <kevinch@nvidia.com>

Author: kevinch-nv

demo/Diffusion/README.md

@@ -48,8 +48,8 @@ diffusers           0.14.0
 onnx                1.13.1
 onnx-graphsurgeon   0.3.26
 onnxruntime         1.14.1
-polygraphy          0.44.2
-tensorrt            8.6.0.10
+polygraphy          0.47.1
+tensorrt            8.6.1.6
 tokenizers          0.13.2
 torch               1.13.0
 transformers        4.26.1

demo/Diffusion/requirements.txt

@@ -9,7 +9,7 @@ onnx==1.13.1
 onnxruntime==1.14.1
 --extra-index-url https://pypi.ngc.nvidia.com
 onnx-graphsurgeon==0.3.26
-polygraphy==0.44.2
+polygraphy==0.47.1
 scipy
 torch<2.0.0
 transformers==4.26.1

demo/Diffusion/utilities.py

@@ -210,7 +210,7 @@ def build(self, onnx_path, fp16, input_profile=None, enable_refit=False, enable_
             config_kwargs['tactic_sources'] = []
 
         engine = engine_from_network(
-            network_from_onnx_path(onnx_path),
+            network_from_onnx_path(onnx_path, flags=[trt.OnnxParserFlag.NATIVE_INSTANCENORM]),
             config=CreateConfig(fp16=fp16,
                 refittable=enable_refit,
                 profiles=[p],