Restrict versions for consistency for RAG notebooks (#3101)

Author: aleksandr-mokrov

notebooks/llm-agent-rag-llamaindex/llm-agent-rag-llamaindex.ipynb

@@ -90,16 +90,18 @@
     "    \"-q\",\n",
     "    \"--extra-index-url\",\n",
     "    \"https://download.pytorch.org/whl/cpu\",\n",
+    "    \"nncf>=2.18.0\",\n",
     "    \"llama-index\",\n",
     "    \"llama-index-readers-file\",\n",
     "    \"llama-index-core\",\n",
-    "    \"transformers>=4.43.1\",\n",
+    "    \"torch==2.8\",\n",
+    "    \"transformers==4.53.3\",\n",
     "    \"llama-index-llms-huggingface>=0.4.0,<0.5.0\",\n",
     "    \"llama-index-embeddings-huggingface>=0.4.0,<0.5.0\",\n",
     "    \"huggingface-hub>=0.26.5\",\n",
     ")\n",
-    "pip_install(\"-q\", \"git+https://github.com/huggingface/optimum-intel.git\", \"git+https://github.com/openvinotoolkit/nncf.git\", \"datasets<4.0.0\", \"accelerate\")\n",
-    "pip_install(\"--pre\", \"-Uq\", \"openvino>=2024.2.0\", \"--extra-index-url\", \"https://storage.openvinotoolkit.org/simple/wheels/nightly\")\n",
+    "pip_install(\"-q\", \"git+https://github.com/huggingface/optimum-intel.git\", \"datasets<4.0.0\", \"accelerate\")\n",
+    "pip_install(\"--pre\", \"-Uq\", \"openvino>=2025.3.0\", \"--extra-index-url\", \"https://storage.openvinotoolkit.org/simple/wheels/nightly\")\n",
     "pip_install(\"--pre\", \"-Uq\", \"openvino-tokenizers[transformers]\", \"--extra-index-url\", \"https://storage.openvinotoolkit.org/simple/wheels/nightly\")\n",
     "pip_install(\"-q\", \"--no-deps\", \"llama-index-llms-openvino\", \"llama-index-embeddings-openvino\")\n",
     "\n",

notebooks/llm-agent-react-langchain/llm-agent-react-langchain.ipynb

@@ -94,7 +94,7 @@
     "%pip install -Uq pip\n",
     "%pip uninstall -q -y optimum optimum-intel\n",
     "%pip install --pre -Uq \"openvino>=2025.3.0\" openvino-tokenizers[transformers] --extra-index-url https://storage.openvinotoolkit.org/simple/wheels/nightly\n",
-    "%pip install -q --extra-index-url https://download.pytorch.org/whl/cpu \"transformers==4.53.3\" \"langchain>=0.2.3\" \"langchain-huggingface>=0.1.2\" \"langchain-community>=0.2.4\" \"Wikipedia\" \\\n",
+    "%pip install -q --extra-index-url https://download.pytorch.org/whl/cpu \"transformers==4.53.3\" \"langchain>=0.2.3,<1.0\" \"langchain-huggingface>=0.1.2\" \"langchain-community>=0.2.4\" \"Wikipedia\" \\\n",
     "\"nncf>=2.18.0\" \\\n",
     "\"torch==2.8\" \\\n",
     "\"datasets<4.0.0\" \\\n",

notebooks/llm-rag-langchain/llm-rag-langchain-genai.ipynb

@@ -130,7 +130,7 @@
     "    \"transformers==4.53.3\",\n",
     "    \"faiss-cpu\",\n",
     "    \"sentence_transformers\",\n",
-    "    \"langchain>=0.2.0\",\n",
+    "    \"langchain>=0.2.0,<1.0\",\n",
     "    \"langchain-community>=0.2.15\",\n",
     "    \"langchainhub\",\n",
     "    \"unstructured\",\n",

notebooks/llm-rag-langchain/llm-rag-langchain.ipynb

@@ -115,7 +115,7 @@
     "    \"transformers==4.53.3\",\n",
     "    \"faiss-cpu\",\n",
     "    \"sentence_transformers\",\n",
-    "    \"langchain>=0.2.0\",\n",
+    "    \"langchain>=0.2.0,<1.0\",\n",
     "    \"langchain-community>=0.2.15\",\n",
     "    \"langchainhub\",\n",
     "    \"unstructured\",\n",

notebooks/llm-rag-llamaindex/llm-rag-llamaindex.ipynb

@@ -111,11 +111,13 @@
     "    \"-qU\",\n",
     "    \"--extra-index-url\",\n",
     "    \"https://download.pytorch.org/whl/cpu\",\n",
-    "    \"torch>=2.7.1\",\n",
+    "    \"nncf>=2.18.0\",\n",
+    "    \"torch==2.8\",\n",
+    "    \"transformers==4.53.3\",\n",
     "    \"llama-index\",\n",
     "    \"faiss-cpu\",\n",
     "    \"pymupdf\",\n",
-    "    \"langchain\",\n",
+    "    \"langchain<1.0\",\n",
     "    \"llama-index-readers-file\",\n",
     "    \"llama-index-vector-stores-faiss\",\n",
     "    \"llama-index-llms-langchain\",\n",
@@ -124,7 +126,7 @@
     "    \"huggingface-hub>=0.26.5\",\n",
     ")\n",
     "pip_install(\n",
-    "    \"-q\", \"git+https://github.com/huggingface/optimum-intel.git\", \"git+https://github.com/openvinotoolkit/nncf.git\", \"datasets<4.0.0\", \"accelerate\", \"gradio\"\n",
+    "    \"-q\", \"git+https://github.com/huggingface/optimum-intel.git\", \"datasets<4.0.0\", \"accelerate\", \"gradio\"\n",
     ")\n",
     "pip_install(\"--pre\", \"-U\", \"openvino>=2025.2\", \"--extra-index-url\", \"https://storage.openvinotoolkit.org/simple/wheels/nightly\")\n",
     "pip_install(\n",
@@ -1422,7 +1424,7 @@
     "faiss_index = faiss.IndexFlatL2(EMBEDDING_MODEL_HIDDEN_SIZE)\n",
     "Settings.embed_model = embedding\n",
     "\n",
-    "llm.max_new_tokens = 2048\n",
+    "llm.max_new_tokens = 1024\n",
     "if stop_tokens is not None:\n",
     "    llm._stopping_criteria = StoppingCriteriaList(stop_tokens)\n",
     "Settings.llm = llm\n",