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标题: 请问我这个哪里出错了 [打印本页]

作者: 爷爷泡的茶 时间: 2020-05-19 22:32
标题: 请问我这个哪里出错了
import numpy as np
a = ([[ "NEG", "POS", "NEG"],
[ 9, 10, 11]])
print(np.where(a=="NEG")

作者: alexru 时间: 2021-07-17 17:50
In [1]: import numpy as np

In [2]: a = ([[ "NEG", "POS", "NEG"],
...: [ 9, 10, 11]])

In [3]: np.where(a=="NEG")
Out[3]: (array([], dtype=int64),)

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