Update app.py

app.py

@@ -48,12 +48,14 @@ index_path = "faiss_index.pkl"
 if os.path.exists(index_path):
     with open(index_path, "rb") as f:
         index, document_texts = pickle.load(f)
+        print("Loaded FAISS index and documents from faiss_index.pkl")
 else:
     # Create a new FAISS index if it doesn't exist
     index = faiss.IndexFlatL2(embedding_model.get_sentence_embedding_dimension())
     document_texts = []
     with open(index_path, "wb") as f:
         pickle.dump((index, document_texts), f)
+        print("Created new FAISS index and saved to faiss_index.pkl")
 
 def upload_files(files):
     global index, document_texts
@@ -79,6 +81,7 @@ def upload_files(files):
     # Save the updated index and documents
     with open(index_path, "wb") as f:
         pickle.dump((index, document_texts), f)
+        print("Saved updated FAISS index and documents to faiss_index.pkl")
 
     return "Files processed successfully"
 
@@ -93,6 +96,8 @@ def query_text(text):
     for idx in I[0]:
         if idx != -1 and idx < len(document_texts):  # Ensure that a valid index is found
             top_documents.append(document_texts[idx])
+        else:
+            print(f"Invalid index found: {idx}")
 
     return top_documents