Update app.py

app.py

@@ -5,7 +5,7 @@ from openai import OpenAI
 # Initialize the Nvidia API client using API Key stored in Streamlit secrets
 client = OpenAI(
     base_url="https://integrate.api.nvidia.com/v1",  # Nvidia API endpoint
-    api_key=st.secrets["NVIDIA_API_KEY"]  # Nvidia API Key from Streamlit secrets
+    api_key= os.getenv("NVIDIA_API_KEY") #st.secrets["NVIDIA_API_KEY"]  # Nvidia API Key from Streamlit secrets
 )
 
 # Define Streamlit app layout