wallstreet.py 文件源码

def _yahoo(self, quote, exchange=None):
        """ Collects data from Yahoo Finance API """

        query = quote + "." + exchange.upper() if exchange else quote

        if not hasattr(self, '_session_y'):
            self._session_y = requests.Session()
        r = self._session_y.get(__class__._Y_API + query)

        if r.status_code == 404:
            raise LookupError('Ticker symbol not found.')
        else:
            r.raise_for_status()

        jayson = r.json()['optionChain']['result'][0]['quote']

        self.ticker = jayson['symbol']
        self._price = jayson['regularMarketPrice']
        self.currency = jayson['currency']
        self.exchange = jayson['exchange']
        self.change = jayson['regularMarketChange']
        self.cp = jayson['regularMarketChangePercent']
        self._last_trade = datetime.utcfromtimestamp(jayson['regularMarketTime'])
        self.name = jayson['longName']
        self.dy = jayson.get('trailingAnnualDividendYield', 0)