Update app.py

app.py

@@ -38,10 +38,10 @@ def initialize_index(index_name, documents_folder):
     
     service_context = ServiceContext.from_defaults(llm_predictor=llm_predictor)
     if os.path.exists(index_name):
-        index = GPTSimpleVectorIndex.load_from_disk(index_name, service_context=service_context)
+        index = GPTSimpleVectorIndex.load_from_disk(index_name)
     else:
         documents = SimpleDirectoryReader(documents_folder).load_data()
-        index = GPTSimpleVectorIndex.from_documents(documents, service_context=service_context)
+        index = GPTSimpleVectorIndex.from_documents(documents)
         index.save_to_disk(index_name)
         print(DATA_FILE)
         index.save_to_disk(DATA_FILE)