Update app.py

app.py

@@ -2,7 +2,6 @@ import os
 import json
 import gradio as gr
 
-from langchain_community.vectorstores import Chroma
 from huggingface_hub import HfApi, login
 from PyPDF2 import PdfReader
 from langchain_huggingface import HuggingFaceEmbeddings
@@ -145,19 +144,6 @@ def rag_workflow(query):
     return response
 
 
-
-def get_chroma_vectorstore2(embedding_model):
-    # Define the persist_directory path
-    vectorstore_path = "/home/user/data"
-    
-    # Ensure the directory exists
-    os.makedirs(vectorstore_path, exist_ok=True)  # Creates it if it doesn't exist
-    print(f"Using persist_directory: {vectorstore_path}")
-    
-    # Initialize the Chroma vectorstore with the specified persist_directory
-    vectorstore = Chroma(persist_directory=vectorstore_path, embedding_function=embedding_model)
-    return vectorstore
-
 def initialize():
     global vector_store, chunks, llm