In [2]: pwd
Out[2]: u\'/Users/travis/git/experimental/portfolio_metrics\'
In [3]: import price_utils
In [4]: d = price_utils.get_yahoo_prices(symbol="VLO", startdate="1995-1-1", enddate="2011-08-24")
In [5]: d.dtype
Out[5]: dtype([(\'symbol\', \'|S8\'), (\'date\', (\'<M8[us]\', {})), (\'open\', \'<f8\'), (\'high\', \'<f8\'), (\'low\', \'<f8\'), (\'close\', \'<f8\'), (\'volume\', \'<f8\'), (\'adj_close\', \'<f8\')])
In [6]: len(d)
Out[6]: 4186
In [7]: d[0]
Out[7]: (\'VLO\', datetime.datetime(2011, 8, 24, 0, 0), 20.12, 20.56, 19.8, 20.46, 9280400.0, 20.46)