def loadHistoricalPricesFromYahoo(self, secId, fr, to, marketId):
'''
Downloads prices from yahoo for one secId over a time period
'''
quotes = ystockquote.get_historical_prices(secId, fr.str_yyyymmdd(),
to.str_yyyymmdd())
#print quotes
if "Not Found" in str(quotes[1][0]):
raise ErrorHandling.MarketDataMissing('%s with pricing date %s' % (secId, fr))
for quote in quotes:
#print quote
if quote[0] == 'Date':
continue
year = int(quote[0][0:4])
month = int(quote[0][5:7])
day = int(quote[0][8:10])
mid = float(quote[4])
equities = Equity.objects.filter(ticker=secId)
stockPrice = StockPrice()
stockPrice.pricingDate = Date.Date(day,month,year)
stockPrice.mid = mid
stockPrice.equity = equities[0]
stockPrice.marketId = marketId
#print 'Saving %s ' % (stockPrice)
stockPrice.save()
def priceFromYahoo(self, secId, date):
"""
Downloads prices from yahoo for one secId over a time period
"""
# print 'pre yahoo call for %s' % secId
quotes = ystockquote.get_historical_prices(secId, date.str_yyyymmdd(), date.str_yyyymmdd())
# print 'post yahoo call'
# print quotes
if len(quotes) <> 2:
print "bad quote for %s on %s" % (secId, str(date))
return -1
raise ErrorHandling.OtherException("quotes vector has 0 or more than 1 elements")
if str(quotes[1][0]).find("Not Found") <> -1:
raise ErrorHandling.MarketDataMissing("%s with pricing date %s" % (secId, date))
for quote in quotes:
# print quote
if quote[0] == "Date":
continue
mid = float(quote[4])
print "quote for %s on %s is %s" % (secId, str(date), str(mid))
return mid
