Update app.py

app.py

@@ -87,11 +87,14 @@ def retrieve_document(query):
         print(f"Error fetching metadata: {metadata_.status_code} - {metadata_.text}")
         return None
     
-    try:
-        # Load FAISS index from response content (treat as file-like object)
-        index = faiss.read_index(io.BytesIO(embeddings_.content))
+     try:
+        # Load FAISS index from binary response content
+        index = faiss.read_index_from_buffer(embeddings_.content)
         print(f"Successfully loaded FAISS index with {index.ntotal} vectors.")
 
+        # Now you can perform retrieval using `index.search()`
+        # return index
+
     except Exception as e:
         print(f"Error loading FAISS index: {e}")
         return None