Update app.py

app.py

@@ -24,9 +24,9 @@ from langchain.schema import (
 
 
 OPENAI_API_KEY=os.environ["OPENAI_API_KEY"]
-embedding = OpenAIEmbedding()
+# embedding = OpenAIEmbedding()
 vectorstore = Chroma(persist_directory='/vectorstore', embedding_function=embedding)
-
+retriever = vectorstore.as_retriever()
 aisyah_template="""
 Answer each question truthfully using the Malaysia's Form 1 History data provided. Your answers should be concise and straight to the point.
 For questions that are open-ended, which require subjective judgment or opinion, you may not find a definitive answer in the textbook.