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gets premarket prices from nasdaq
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| import requests | |
| def get_premarket(ticker): | |
| """ | |
| gets premarket prices from nasdaq | |
| usage: | |
| >> price, volume = get_premarket('spy') | |
| """ | |
| url = 'https://api.nasdaq.com/api/quote/%s/extended-trading?assetclass=etf&markettype=pre' | |
| data = requests.get(url % ticker.upper()).json()['data'] | |
| if data['infoTable']['rows']: | |
| volume = int(data['infoTable']['rows'][0]['volume'].replace(',', '')) | |
| price = float(data['tradeDetailTable']['rows'][0]['price'].replace('$', '').replace(',', '')) | |
| return price, volume | |
| # no premarket trading, return last price with 0 volume | |
| return float(data['previousInfo'].split('$')[1]), 0 |
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