i get the following error when i execute this line in the notebook
pricing = get_pricing('AAPL', start_date = '2018-01-02', end_date = '2019-01-02',fields='open_price')
IOError: [Errno 13] Permission denied: '/mnt/findata/equity.dailies/2019-02-01/equity_daily_bars.bcolz/rootdirs'