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sum every ith element numpy

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Difficult Dunlin answered on May 12, 2020 Popularity 9/10 Helpfulness 1/10

answer sum every ith element numpy

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sum every ith element numpy

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import numpy as np
c = [1, 0, 0, 0, 0, 2, 0, 0, 0, 0]
np.add.reduceat(c, np.arange(0, len(c), 5))
# array([1, 2])

Popularity 9/10 Helpfulness 1/10 Language python

Source: stackoverflow.com

Tags: element numpy python sum

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Contributed on May 12 2020

Difficult Dunlin

0 Answers Avg Quality 2/10

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sum of a numpy array

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>>> np.sum([0.5, 1.5])
2.0
>>> np.sum([0.5, 0.7, 0.2, 1.5], dtype=np.int32)
1
>>> np.sum([[0, 1], [0, 5]])
6
>>> np.sum([[0, 1], [0, 5]], axis=0)
array([0, 6])
>>> np.sum([[0, 1], [0, 5]], axis=1)
array([1, 5])
>>> np.sum([[0, 1], [np.nan, 5]], where=[False, True], axis=1)
array([1., 5.])

Popularity 10/10 Helpfulness 4/10 Language python

Source: numpy.org

Tags: np n

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Contributed on Oct 15 2020

Homely Hamerkop

0 Answers Avg Quality 2/10

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sum every ith element numpy

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