Update app.py

app.py

@@ -4,9 +4,9 @@ from dotenv import load_dotenv
 import streamlit as st
 import os
 
-if os.getenv('SYSTEM') == 'spaces':
-    subprocess.run(shlex.split('pip install --upgrade langchain'))
-    #pip install langchain-community langchain-core'))
+#if os.getenv('SYSTEM') == 'spaces':
+#    subprocess.run(shlex.split('pip install --upgrade langchain'))
+#pip install langchain-community langchain-core'))
 #    subprocess.run(
 #        shlex.split(
 #            'pip install git+https://github.com/modelscope/modelscope.git@refs/pull/207/head'