Update summary_extractor.py

summary_extractor.py

@@ -4,6 +4,7 @@ from typing import Dict
 import os
 from typing import List
 os.system("pip install langchain-openai")
+os.system("pip install openai")
 from langchain_openai import AzureChatOpenAI
 from langchain.chains.mapreduce import MapReduceChain
 from langchain.text_splitter import CharacterTextSplitter