def get_live_data():
    data = []
    hist = []
    today = pd.to_datetime('today').date()
    dates = pd.date_range(start="1/1/2022", periods=8)
    with RESTClient("b5vP8ekB39aPqMhrX3lwp7pAt2zha32M") as client:
        for date in dates:
            print(date)
            resp = client.stocks_equities_grouped_daily('us', 'stocks', date)
            for result in resp.results:
                data.append(result)
    hist_df = pd.DataFrame(hist)
    df = pd.DataFrame(data)
    # print(df.loc[df['T'] == 'AAPL'])
    df = df.rename(columns={'T':'Symbol',
                            'c': 'Close',
                            'h': 'High',
                            'l': 'Low',
                            'o': 'Open',
                            't': 'Date',
                            'v': 'Volume'})
    df['Date'] = df['Date'].apply(ts_to_datetime)

    return df

I’m getting the error while running the function. Please check once I’m stuck here for like an hour