Update app.py

app.py

@@ -16,6 +16,10 @@ client = InferenceClient(api_key=api_key)
 # Streamlit app title
 st.title("Text-generation model using Streamlit from Inference API (serverless) feature.") 
 
+# Ensure the timing variables are initialized in session state
+if "elapsed_time" not in st.session_state:
+    st.session_state["elapsed_time"] = 0.0
+
 # Ensure the full_text key is initialized in session state
 if "full_text" not in st.session_state:
     st.session_state["full_text"] = ""