Sorting example

stocks_v1.py

import collections

Stock = collections.namedtuple('Stock', 'symbol, open, high, low, close, volume')

stocks = [
    Stock('AAL', 49, 49.1, 48.47, 48.63, 11901883),
    Stock('AAPL', 145.13, 147.16, 145.11, 146.28, 33917635),
    Stock('ADBE', 143.75, 145.59, 143.06, 145.41, 3383524),
    Stock('AMZN', 1002.54, 1004.62, 998.02, 1003.74, 2832807),
    Stock('GOOGL', 975.5, 986.62, 974.46, 986.09, 1524905),
    Stock('MAT', 20.22, 20.75, 20.11, 20.68, 10603967),
    Stock('MSFT', 70.09, 71.25, 69.92, 71.21, 26803888),
    Stock('NTES', 320, 333.78, 319, 333.56, 1356386),
]

print(stocks)

# Remember lambda expressions look like this
# lambda value: value.property

print("Stock with highest high: ")
ans = sorted(stocks)[0]
print(ans.high, ans.symbol)

print("Stock with lowest low: ")
ans = sorted(stocks)[0]
print(ans.symbol, ans.low)

print("highest volume: ")
ans = sorted(stocks)[0]
print(ans.symbol, "{:,}".format(ans.volume))

print("Stock with lowest volume: ")
ans = sorted(stocks)[0]
print(ans.symbol, "{:,}".format(ans.volume))

stocks.sort()
print(stocks)