example yahoo finance

gistfile1.py

    yf = YahooFinance('GOOG,MSFT')
    print yf.get_symbols()    
>> GOOG+MSFT
    yf.add_symbol('AAPL')
    print yf.get_symbols()    
>> GOOG+AAPL+MSFT
    yf.remove_symbol('GOOG')    
    print yf.get_symbols()         
>> AAPL+MSFT
    print yf.get_ask()
>> 585.37
>> 26.45
    print yf.get_previous_close()    
>> 585.28
>> 26.615
    print yf.get_52_week_high()   
>> 705.07
>> 32.95
    for d in yf.get_historical_prices('20120101', '20120201', 'w'):
        print d
>> ('s=AAPL', [['Date', 'Open', 'High', 'Low', 'Close', 'Volume', 'Adj Clos'], ['2012-01-30', '445.71', '458.99', '445.39', '456.19', '12393700', '452.1'], ['2012-01-23', '422.67', '454.45', '419.55', '447.28', '17397900', '443.3'], ['2012-01-17', '424.20', '431.37', '419.75', '420.30', '10673200', '416.6'], ['2012-01-09', '425.50', '427.75', '418.66', '419.81', '9327900', '416.1'], ['2012-01-03', '409.40', '422.75', '409.00', '422.40', '10283900', '418.6']])
>> ('s=MSFT', [['Date', 'Open', 'High', 'Low', 'Close', 'Volume', 'Adj Clos'], ['2012-02-01', '29.79', '30.05', '29.76', '29.89', '67409900', '29.0'], ['2012-01-31', '29.66', '29.70', '29.23', '29.53', '50572400', '28.7'], ['2012-01-30', '28.97', '29.62', '28.83', '29.61', '51114800', '28.8'], ['2012-01-27', '29.45', '29.53', '29.17', '29.23', '44187700', '28.4'], ['2012-01-26', '29.61', '29.70', '29.40', '29.50', '49102800', '28.6'], ['2012-01-25', '29.07', '29.65', '29.07', '29.56', '59231700', '28.7'], ['2012-01-24', '29.47', '29.57', '29.18', '29.34', '51703300', '28.5'], ['2012-01-23', '29.55', '29.95', '29.35', '29.73', '76078100', '28.9'], ['2012-01-20', '28.82', '29.74', '28.75', '29.71', '165902900', '28.8'], ['2012-01-19', '28.16', '28.44', '28.03', '28.12', '74053500', '27.3'], ['2012-01-18', '28.31', '28.40', '27.97', '28.23', '64860600', '27.4'], ['2012-01-17', '28.40', '28.65', '28.17', '28.26', '72395300', '27.4'], ['2012-01-13', '27.93', '28.25', '27.79', '28.25', '60196100', '27.4'], ['2012-01-12', '27.87', '28.02', '27.65', '28.00', '49370800', '27.2'], ['2012-01-11', '27.43', '27.98', '27.37', '27.72', '65582400', '26.9'], ['2012-01-10', '27.93', '28.15', '27.75', '27.84', '60014400', '27.0'], ['2012-01-09', '28.05', '28.10', '27.72', '27.74', '59706800', '26.9'], ['2012-01-06', '27.53', '28.19', '27.53', '28.11', '99455500', '27.3'], ['2012-01-05', '27.38', '27.73', '27.29', '27.68', '56081400', '26.9'], ['2012-01-04', '26.82', '27.47', '26.78', '27.40', '80516100', '26.6'], ['2012-01-03', '26.55', '26.96', '26.39', '26.77', '64731500', '26.0']])