Update app.py

app.py

@@ -28,7 +28,8 @@ vdocuments = text_splitter.split_documents(documents)
 # Extract the embedding arrays from the PDF documents
 embeddings = []
 for doc in documents:
-    embeddings.extend(doc['embeddings'])
+    embeddings.append(getattr(doc, 'embeddings'))
+
 
 # Create Chroma vector store for API embeddings
 api_db = Chroma.from_documents(vdocuments, HfApiEmbeddingRetriever, collection_name="api-collection")