Minor Fix

app.py

@@ -1,7 +1,7 @@
 # Initialize a retriever using Qdrant and SentenceTransformer embeddings
-from langchain.vectorstores import Qdrant
-from langchain.retrievers import EnsembleRetriever
-from langchain.embeddings import SentenceTransformerEmbeddings
+from langchain_community.vectorstores import Qdrant
+from langchain_community.retrievers import EnsembleRetriever
+from langchain_community.embeddings import SentenceTransformerEmbeddings
 from qdrant_client import QdrantClient
 import pandas as pd
 import gradio as gr
@@ -38,4 +38,4 @@ def get_link(query):
     return links
 
 # print(get_link("black shirt for men"))
-gr.Interface(fn = get_link, inputs = 'textbox', outputs = 'textbox').launch()
+gr.Interface(fn = get_link, inputs = 'textbox', outputs = 'textbox').launch()