Update config.py

config.py

@@ -1,10 +1,10 @@
-from datetime import date
-from dateutil.relativedelta import relativedelta
+from datetime import date, timedelta
 
 index_options = ['FTSE 100(UK)', 'NASDAQ(USA)', 'CAC 40(FRANCE)']
 ticker_dict = {'FTSE 100(UK)': 'FTSE 100', 'NASDAQ(USA)': 'NASDAQ 100', 'CAC 40(FRANCE)': 'CAC 40'}
 time_intervals = ['1d', '1m', '5m', '15m', '60m']
 
 END_DATE = date.today()
-START_DATE = END_DATE - relativedelta(years=1)
-FORECAST_PERIOD = 7
+START_DATE = END_DATE - timedelta(days=30)  # Default to past month
+FORECAST_PERIOD = 7
+CONFIDENCE_INTERVAL = 0.95  # 95% confidence interval