Python 内置函数
def func(x):
return x+1
print(list(map(func, [1, 2, 3, 4, 5])))
def func2(x):
return x%2==0
print(list(filter(func2,[1,2,3,4])))
from functools import reduce
def fun3(x,y):
return x+y
print(reduce(fun3, range(0, 10)))
# [2, 3, 4, 5, 6]
# [2, 4]
# 45
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