def getHistoricalOpenPrice(symbol,date):
openPrice=queryDatabaseForOpenPrice(symbol,date)
if openPrice!=-1:
return openPrice
else:
data=getHistoricalStockData(symbol,date)
if data!="None":
#we should also save the data in the database
return data[1][4]
else:
return 0
def getHistoricalData(symbol,date):
if (queryDatabaseForCount(symbol,date)>0):
#we should get the data from Yahoo and return that
return 0
else:
return getHistoricalStockData(symbol,date)