Update app.py

app.py

@@ -3,9 +3,9 @@ from gradio_calendar import Calendar
 
 
 
-# from langchain.embeddings.huggingface import HuggingFaceEmbeddings
-# from langchain_community.vectorstores import Chroma
-# from langchain_core.output_parsers import StrOutputParser
+from langchain.embeddings.huggingface import HuggingFaceEmbeddings
+from langchain_community.vectorstores import Chroma
+from langchain_core.output_parsers import StrOutputParser
 import torch
 from transformers import (
     AutoModelForCausalLM,