import operator from functools import reduce a = [[1,2,3], [4,6], [7,8,9,8]] print(reduce(operator.add, a)) >>> [1, 2, 3, 4, 6, 7, 8, 9, 8]
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python 二维数组转一维数组importoperat 1 2 3 4 6 7 8 9 8 print reduce operator add a gt gt gt 1 2 3 4 6 7 8 9 8
import operator from functools import reduce a = [[1,2,3], [4,6], [7,8,9,8]] print(reduce(operator.add, a)) >>> [1, 2, 3, 4, 6, 7, 8, 9, 8]
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