Python库 | googlefinance-0.5.tar.gz

from urllib2 import Request, urlopen import json import sys __author__ = 'Hongtao Cai' googleFinanceKeyToFullName = { u'id' : u'ID', u't' : u'StockSymbol', u'e' : u'Index', u'l' : u'LastTradePrice', u'l_cur' : u'LastTradeWithCurrency', u'ltt' : u'LastTradeTime', u'lt_dts' : u'LastTradeDateTime', u'lt' : u'LastTradeDateTimeLong', u'div' : u'Dividend', u'yld' : u'Yield' } def buildUrl(symbols): symbol_list = ','.join([symbol for symbol in symbols]) # a deprecated but still active & correct api return 'http://finance.google.com/finance/info?client=ig&q=' \ + symbol_list def request(symbols): url = buildUrl(symbols) req = Request(url) resp = urlopen(req) # remove special symbols such as the pound symbol content = resp.read().decode('ascii', 'ignore').strip() content = content[3:] return content def replaceKeys(quotes): global googleFinanceKeyToFullName quotesWithReadableKey = [] for q in quotes: qReadableKey = {} for k in googleFinanceKeyToFullName: if k in q: qReadableKey[googleFinanceKeyToFullName[k]] = q[k] quotesWithReadableKey.append(qReadableKey) return quotesWithReadableKey def getQuotes(symbols): ''' get real-time quotes (index, last trade price, last trade time, etc) for stocks, using google api: http://finance.google.com/finance/info?client=ig&q=symbols Unlike python package 'yahoo-finance' (15 min delay), There is no delay for NYSE and NASDAQ stocks in 'googlefinance' package. example: quotes = getQuotes('AAPL') return: [{u'Index': u'NASDAQ', u'LastTradeWithCurrency': u'129.09', u'LastTradeDateTime': u'2015-03-02T16:04:29Z', u'LastTradePrice': u'129.09', u'Yield': u'1.46', u'LastTradeTime': u'4:04PM EST', u'LastTradeDateTimeLong': u'Mar 2, 4:04PM EST', u'Dividend': u'0.47', u'StockSymbol': u'AAPL', u'ID': u'22144'}] quotes = getQuotes(['AAPL', 'GOOG']) return: [{u'Index': u'NASDAQ', u'LastTradeWithCurrency': u'129.09', u'LastTradeDateTime': u'2015-03-02T16:04:29Z', u'LastTradePrice': u'129.09', u'Yield': u'1.46', u'LastTradeTime': u'4:04PM EST', u'LastTradeDateTimeLong': u'Mar 2, 4:04PM EST', u'Dividend': u'0.47', u'StockSymbol': u'AAPL', u'ID': u'22144'}, {u'Index': u'NASDAQ', u'LastTradeWithCurrency': u'571.34', u'LastTradeDateTime': u'2015-03-02T16:04:29Z', u'LastTradePrice': u'571.34', u'Yield': u'', u'LastTradeTime': u'4:04PM EST', u'LastTradeDateTimeLong': u'Mar 2, 4:04PM EST', u'Dividend': u'', u'StockSymbol': u'GOOG', u'ID': u'304466804484872'}] :param symbols: a single symbol or a list of stock symbols :return: real-time quotes list ''' if type(symbols) == type('str'): symbols = [symbols] content = json.loads(request(symbols)) return replaceKeys(content); if __name__ == '__main__': try: symbols = sys.argv[1] except: symbols = "GOOG,AAPL" symbols = symbols.split(',') try: print json.dumps(getQuotes(symbols), indent=2) except: print "Fail"