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- lst = [3, 6, 2, 1, 0]
- lst2 = [1, 2]
- print map(bool, lst)
- def outer():
- def inner(item):
- return 2 * item
- print map(inner, lst)
- outer()
- print map(None, lst, lst2)
- #filter with builtin functions
- print filter(bool, [0,1,"",False,42,[1]])
- #reduce with global variables
- adder = 100
- def add(x, y):
- return x + y + adder
- print reduce(add, [3, -7, 1], 100)
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