Update app.py

app.py

@@ -33,13 +33,13 @@ def today_tool() -> str:
        There should be no input. This function always returns today's date."""
     return str(date.today())
 
-def yf_download_tool(ticker: str, start_date: date, end_date: date) -> pd.DataFrame:
+def yf_download_tool(tickers: List[str], start_date: date, end_date: date) -> pd.DataFrame:
     """Returns historical stock data for a given ticker from start date to end date 
        using the yfinance library download function. 
        Use this function for any questions related to getting historical stock data. 
-       The input should be a ticker string, a start date, and an end date. 
+       The input should be the tickers as a List of strings, a start date, and an end date. 
        This function always returns a pandas DataFrame."""
-    return yf.download(ticker, start=start_date, end=end_date)
+    return yf.download(tickers, start=start_date, end=end_date)
 
 tools = {
     "today_tool": today_tool,
@@ -224,9 +224,9 @@ def chat(message, history):
     global assistant, thread     
     
     if assistant == None:
-        #assistant = create_assistant(client) # on first run, create assistant and update assistant_id
+        assistant = create_assistant(client) # on first run, create assistant and update assistant_id
                                               # see https://platform.openai.com/playground/assistants
-        assistant = load_assistant(client) # on subsequent runs, load assistant
+        #assistant = load_assistant(client) # on subsequent runs, load assistant
     
     if thread == None or len(history) == 0:
         thread = create_thread(client)