Update app.py

app.py

@@ -16,6 +16,7 @@ from Information import show_general_data_statistics, describe_data, info_data
 from Preprocessing1 import preview_data, data_cleaning, modify_column_names
 from Preprocessing2 import handle_categorical_values, missing_values, handle_duplicates, handle_outliers
 from RAG import create_doucment, ask_me, load_models_embedding, load_models_llm, create_database
+from langchain.vectorstores import FAISS