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numpy.ndarray.formate用法

时间: 2024-06-06 21:08:04 浏览: 66

numpy.ndarray 实现对特定行或列取值

如下所示： import numpy as np b = [[1,2,0], [4,5,0], [7,8,1], [4,0,1], [7,11,1] ] a=np.array([b]).reshape((5,3)) print(a) c=[1,3,4] # print(a[c]) d=np.nonzero(a[:, 2] == 0) print(d) print(a[d]) 以上这篇numpy.ndarray 实现对特定行或列取值就是小编分享给大家的全部内容了，希望能给大家一个参考，也希望大家多多支持软件开发网。您可能感兴趣的文章:n

Sure, numpy.ndarray.format is a class attribute that represents the format string used to display the elements of the array. It can be used to set the default display format for all arrays, and can also be changed for individual arrays using the set_printoptions function. The default format string is '%.18e' (exponential notation with 18 decimal places).

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