#numpy,深度学习,读取图片,转换成矩阵,文件的读取(只有列索引) import numpy import numpy as np #1.生成数据 arr1 = np.arange(1,100,2) print(arr1) arr2 = np.array([ [1,2,3], [4,5,6]]) print(arr2.shape) #2.查看 print(arr1[0]) print(arr2[1][2]) #3。求和 print(arr2[1].sum())
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最新推荐文章于 2025-07-20 12:55:48 发布