Update app.py

app.py

@@ -31,7 +31,7 @@ with st.sidebar.expander("How to Use", expanded=False):
 # Asset symbols and dates inside an expander, open by default
 from datetime import datetime, timedelta
 
-with st.sidebar.expander("Asset Symbols and Dates", expanded=True):
+with st.sidebar.expander("Dates Specification", expanded=True):
     start_date = st.date_input("Start Date", datetime(2023, 1, 1), help="Select the start date for the analysis.")
     end_date = st.date_input("End Date", datetime.now().date() + timedelta(days=1), help="Select the end date for the analysis.")