update python dependencies and drop obsolete demo (#3312)

* update python dependencies and drop obsolete demo

Author: dtrawins

demos/README.md

@@ -37,7 +37,6 @@ ovms_demo_using_paddlepaddle_model
 ovms_demo_bert
 ovms_demo_universal-sentence-encoder
 ovms_demo_benchmark_client
-ovms_demo_python_stable_diffusion
 ovms_string_output_model_demo
 
 ```
@@ -76,7 +75,6 @@ Check out the list below to see complete step-by-step examples of using OpenVINO
 ## With Python Nodes
 | Demo | Description |
 |---|---|
-|[Stable Diffusion](python_demos/stable_diffusion/README.md) | Generate image using Stable Diffusion model sending prompts via gRPC API unary or interactive streaming endpoint.|
 |[CLIP image classification](python_demos/clip_image_classification/README.md) | Classify image according to provided labels using CLIP model embedded in a multi-node MediaPipe graph.|
 
 ## With MediaPipe Graphs

demos/common/export_models/requirements.txt

@@ -2,15 +2,14 @@
 --extra-index-url "https://storage.openvinotoolkit.org/simple/wheels/nightly"
 --extra-index-url "https://storage.openvinotoolkit.org/simple/wheels/pre-release"
 --pre
-optimum-intel@git+https://github.com/huggingface/optimum-intel.git@8fa4ebd9fb45349b16334a38409a4cfb40c2bc68
-openvino-tokenizers[transformers]<=2025.2.0.0.dev20250403
-openvino<=2025.2.0.dev20250424
+optimum-intel@git+https://github.com/huggingface/optimum-intel.git@69311c0f11c92aff670bc08a3ab0a4653213e25c
+openvino-tokenizers[transformers]<=2025.2.0.0rc1
+openvino<=2025.2.0rc1
 nncf>=2.11.0 
 sentence_transformers==3.1.1 
 openai 
-transformers<=4.49 # 4.50 has a bug
+transformers<4.52
 einops
-torchvision==0.21.0
+torchvision
 timm==1.0.15
-auto-gptq==0.7.1
 diffusers==0.33.1  # for image generation

demos/python_demos/clip_image_classification/download_model_requirements.txt

@@ -3,6 +3,6 @@
 --pre
 openvino==2025.2.*
 numpy<2.0
-transformers==4.49 # 4.50 has a bug
+transformers<4.52
 pillow==10.3.0
-torch==2.4.0+cpu
+torch==2.7.0+cpu

demos/python_demos/requirements.txt

@@ -1,15 +1,9 @@
 --extra-index-url https://download.pytorch.org/whl/cpu 
-
-git+https://github.com/dtrawins/optimum-intel.git@concurrency_support_cloneall
-## used a fork to provide support for multi concurrency https://github.com/huggingface/optimum-intel/pull/519
-
-onnx==1.17.0
+optimum-intel@git+https://github.com/huggingface/optimum-intel.git@69311c0f11c92aff670bc08a3ab0a4653213e25c
 pillow==10.3.0
-optimum[diffusers]==1.17.1
-tritonclient[grpc]==2.51.0  # Required to use batch string serialization/deserialization (4byte length prepend)
-transformers==4.49 # 4.50 has a bug
-diffusers==0.29.2
-datasets==2.18.0
+optimum==1.25.3
+tritonclient[grpc]==2.57.0  # Required to use batch string serialization/deserialization (4byte length prepend)
+transformers<4.52 # 4.50 has a bug
 numpy<2.0
-huggingface_hub==0.26.0
+huggingface_hub==0.32.0