21 lines
537 B
Python
21 lines
537 B
Python
import yfinance as yf
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def stock_exists(ticker):
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try:
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yf.Ticker(ticker).info
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return True
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except KeyError:
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return False
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def get_current_price(ticker):
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yf_obj = yf.Ticker(ticker)
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todays_data = yf_obj.history(period='1d')
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return round(todays_data['Close'][0], 2)
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def get_delta(ticker):
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yf_obj = yf.Ticker(ticker)
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old_price = yf_obj.history(interval='1d')['Close'][-2]
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current_price = get_current_price(ticker)
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delta = 100 * ( (current_price / old_price) - 1 )
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return delta
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