Update app.py

agent.py

@@ -126,7 +126,7 @@ with open("system_prompt.txt", "r", encoding="utf-8") as f:
 sys_msg = SystemMessage(content=system_prompt)
 
 # Custom embedding class
-#from sentence_transformers import SentenceTransformer
+
 #from langchain_huggingface import HuggingFaceEmbeddings