Update app.py

app.py

@@ -20,7 +20,10 @@ from langchain_community.llms import HuggingFaceEndpoint
 #The PaLM 2 for Text (text-bison, text-unicorn) foundation models are optimized for a variety of natural language 
 #tasks such as sentiment analysis, entity extraction, and content creation. The types of content that the PaLM 2 for
 #Text models can create include document summaries, answers to questions, and labels that classify content.
+
 llm = HuggingFaceEndpoint(repo_id="mistralai/Mistral-7B-Instruct-v0.2", Temperature=0.9)
+model = SentenceTransformer("all-MiniLM-L6-v2")
+
 #llm = VertexAI(model_name="text-bison@001",max_output_tokens=256,temperature=0.1,top_p=0.8,top_k=40,verbose=True,)
     
 #embeddings = VertexAIEmbeddings()