Update utils.py

utils.py

@@ -4,19 +4,21 @@ from langchain.agents import initialize_agent
 from langchain.agents.agent_toolkits import ZapierToolkit
 from langchain.utilities.zapier import ZapierNLAWrapper
 import os
+from langchain.llms import HuggingFaceEndpoint
+from langchain.llms import huggingface_hub
 
 # get from https://platform.openai.com/
 os.environ["OPENAI_API_KEY"] = "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"
 
 # get from https://nla.zapier.com/docs/authentication/ & https://actions.zapier.com/credentials/ after logging in):
-os.environ["ZAPIER_NLA_API_KEY"] = "sk-ak-iPp3rBjaP9PpjRDpDhIXtsXsCj"
+os.environ["ZAPIER_NLA_API_KEY"] = "sk-ak-7ZkOoOYS9zB0cwl5rARDBWzBYF"
 
 
 def email_summary(file):
 
 
     # large language model
-    llm = OpenAI(temperature=0)
+    llm = HuggingFaceEndpoint(repo_id="mistralai/Mistral-7B-Instruct-v0.2", temperature=0.9)
 
     # Initializing zapier
     zapier = ZapierNLAWrapper()