4

app.py

@@ -82,13 +82,14 @@ def period_to_start_end(period_str: str):
     return start, now
 
 
-def get_stock_prices(ticker: str) -> Union[Dict, str]:
+def get_stock_prices(ticker: str, period: str = "3mo") -> Union[Dict, str]:
     """Fetches historical stock price data and technical indicator for a given ticker."""
     try:
+        start, end = period_to_start_end(period)
         data = yf.download(
             ticker,
-            start=dt.datetime.now() - dt.timedelta(weeks=13),
-            end=dt.datetime.now(),
+            start=start,
+            end=end,
             interval='1d'
         )