NumPy数组的索引和切片 代码import numpy as np arr1 = np.arange(10) print(arr1) print( arr1[5] ) print( arr1[5:8] ) arr1[5:8] = 10 print(arr1)... 3年前•Python笔记本 0
NumPy的数组与数据类型 代码import numpy as np arr1 = np.array([2, 3, 4]) print(arr1) print(arr1.dtype) arr2 = np.array([2.3, 3.4, 4.5]) prin... 3年前•Python笔记本 0