Update TensorRT txt2img and inpaint community pipelines (#9037)

* Update TensorRT txt2img and inpaint community pipelines
Signed-off-by: Asfiya Baig <asfiyab@nvidia.com>

* update tensorrt install instructions
Signed-off-by: Asfiya Baig <asfiyab@nvidia.com>

---------
Signed-off-by: Asfiya Baig <asfiyab@nvidia.com>
Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>

examples/community/README.md

@@ -1487,13 +1487,12 @@ NOTE: The ONNX conversions and TensorRT engine build may take up to 30 minutes.
 ```python
 import torch
 from diffusers import DDIMScheduler
-from diffusers.pipelines.stable_diffusion import StableDiffusionPipeline
+from diffusers.pipelines import DiffusionPipeline
 
 # Use the DDIMScheduler scheduler here instead
-scheduler = DDIMScheduler.from_pretrained("stabilityai/stable-diffusion-2-1",
-                                            subfolder="scheduler")
+scheduler = DDIMScheduler.from_pretrained("stabilityai/stable-diffusion-2-1", subfolder="scheduler")
 
-pipe = StableDiffusionPipeline.from_pretrained("stabilityai/stable-diffusion-2-1",
+pipe = DiffusionPipeline.from_pretrained("stabilityai/stable-diffusion-2-1",
     custom_pipeline="stable_diffusion_tensorrt_txt2img",
     variant='fp16',
     torch_dtype=torch.float16,
@@ -2231,12 +2230,12 @@ from io import BytesIO
 from PIL import Image
 import torch
 from diffusers import PNDMScheduler
-from diffusers.pipelines.stable_diffusion import StableDiffusionInpaintPipeline
+from diffusers.pipelines import DiffusionPipeline
 
 # Use the PNDMScheduler scheduler here instead
 scheduler = PNDMScheduler.from_pretrained("stabilityai/stable-diffusion-2-inpainting", subfolder="scheduler")
 
-pipe = StableDiffusionInpaintPipeline.from_pretrained("stabilityai/stable-diffusion-2-inpainting",
+pipe = DiffusionPipeline.from_pretrained("stabilityai/stable-diffusion-2-inpainting",
     custom_pipeline="stable_diffusion_tensorrt_inpaint",
     variant='fp16',
     torch_dtype=torch.float16,

examples/community/stable_diffusion_tensorrt_img2img.py

@@ -60,7 +60,7 @@ from diffusers.utils import logging
 """
 Installation instructions
 python3 -m pip install --upgrade transformers diffusers>=0.16.0
-python3 -m pip install --upgrade tensorrt-cu12==10.2.0
+python3 -m pip install --upgrade tensorrt~=10.2.0
 python3 -m pip install --upgrade polygraphy>=0.47.0 onnx-graphsurgeon --extra-index-url https://pypi.ngc.nvidia.com
 python3 -m pip install onnxruntime
 """
@@ -659,7 +659,7 @@ class TensorRTStableDiffusionImg2ImgPipeline(DiffusionPipeline):
     r"""
     Pipeline for image-to-image generation using TensorRT accelerated Stable Diffusion.
 
-    This model inherits from [`StableDiffusionImg2ImgPipeline`]. Check the superclass documentation for the generic methods the
+    This model inherits from [`DiffusionPipeline`]. Check the superclass documentation for the generic methods the
     library implements for all the pipelines (such as downloading or saving, running on a particular device, etc.)
 
     Args: