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22 lines
648 B
22 lines
648 B
import datetime
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from collections import namedtuple
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def middle(stock, date):
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symbol, current, high, low = stock
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return ((high + low) / 2), date
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tuple = ("GOOG", 613.30, 625.86, 610.50)
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mid_value, date = middle(tuple, datetime.datetime.now())
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print("middle value: {} at date {}".format(mid_value, date))
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print("high value: {}".format(tuple[2]))
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print(tuple[1:3])
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# named tuples
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Stock = namedtuple("Stock", "symbol current high low")
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stock = Stock("GOOG", 613.30, high=625.86, low=610.50)
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print("{}: current={}, high={}, low={}".format(stock.symbol, stock.current,
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stock.high, stock.low))
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