Update llm_helper.py

llm_helper.py

@@ -1,10 +1,11 @@
-from langchain_groq import ChatGroq
 import os
-from dotenv import load_dotenv
+from langchain_groq import ChatGroq
 
-load_dotenv()
-llm = ChatGroq(api_key=os.getenv("GROQ_API_KEY"), model_name="llama3-70b-8192")
+llm = ChatGroq(
+    api_key=os.environ["GROQ_API_KEY"],  # This will raise an error if unset
+    model_name="llama3-70b-8192"
+)
 
 if __name__ == "__main__":
-    response = llm.invoke("Two most important ingredient in samosa are ")
+    response = llm.invoke("Two most important ingredient in samosa are")
     print(response.content)