Update app.py

app.py

@@ -17,6 +17,7 @@ def main(dataset,qs):
 
 def dataset_change(dataset):
     global vectorstore
+    embeddings = HuggingFaceEmbeddings(model_name='sentence-transformers/all-MiniLM-L6-v2',model_kwargs={'device': 'cpu'})
     loader = CSVLoader(dataset.name, encoding="utf-8", csv_args={'delimiter': ','})
     data = loader.load()
     vectorstore = FAISS.from_documents(data, embeddings)