def request_price_data(self, cur, ticker):
#price_data = self.get_db_price_data(cur, ticker)
#if len(price_data) == 2:
# print price_data
# return
try:
price_data = web.DataReader(ticker, 'yahoo', self.start_date,
self.end_date)['Adj Close']
except IOError:
print 'YAHOO Data Access for {} Failed'.format(ticker)
try:
price_data = web.DataReader(ticker, 'google', self.start_date,
self.end_date)['Close']
except IOError:
print 'Google Data Access for {} Failed'.format(ticker)
try:
price_data = qp.get('WIKI', ticker, api_key=quandl_api_key,
start_date=self.start_date,
end_date=self.end_date)#['Adj. Close']
price_data.set_index('Date', inplace=True)
price_data = price_data.loc[:,'Adj. Close']
if price_data.empty: return None
except KeyError:
print 'WIKI Data Access for {} Failed'.format(ticker)
return
return price_data
def request_price_data(self, cur, ticker):
#price_data = self.get_db_price_data(cur, ticker)
#if len(price_data) == 2:
# print price_data
# return
try:
price_data = web.DataReader(ticker, 'yahoo', self.start_date,
self.end_date)['Adj Close']
except IOError:
print 'YAHOO Data Access for {} Failed'.format(ticker)
try:
price_data = web.DataReader(ticker, 'google', self.start_date,
self.end_date)['Close']
except IOError:
print 'Google Data Access for {} Failed'.format(ticker)
try:
price_data = qp.get(
'WIKI',
ticker,
api_key=quandl_api_key,
start_date=self.start_date,
end_date=self.end_date) #['Adj. Close']
price_data.set_index('Date', inplace=True)
price_data = price_data.loc[:, 'Adj. Close']
if price_data.empty: return None
except KeyError:
print 'WIKI Data Access for {} Failed'.format(ticker)
return
return price_data
def get_price_data(self, ticker, earnings_date):
start_date = earnings_date - datetime.timedelta(days=5)
end_date = earnings_date + datetime.timedelta(days=5)
price_data = None
try:
price_data = web.DataReader(ticker, 'yahoo', start_date, end_date)
except IOError:
try:
price_data = web.DataReader(ticker, 'google', start_date, end_date)
except IOError:
try:
price_data = qp.get('WIKI', ticker, api_key=quandl_api_key,
start_date = start_date,
end_date = end_date)
price_data.set_index('Date', inplace=True)
except KeyError:
pass
return price_data
def getPricesFromExtern(self):
prefix = adb.quandlPrefix[self.assetClass]
dFrame = qp.get(self.assetAPI, prefix+self.code, start_date=self.sDate,
end_date = self.eDate, api_key=keys.QUANDL_AUTH_KEY)
return self.cleanDataFrame(dFrame)
