直接定义法:
1.直接定义matrix=[0,1,2,3]
2.间接定义matrix=[0 for i in range(4)] print(matrix)
二 Numpy方法:
Numpy内置了从头开始创建数组的函数...:
zeros(shape)将创建一个用指定形状用0填充的数组。...下面是几种常用的创建方法:#coding=utf-8import numpy as np
a = np.array([1,2,3,4,5])print a
b = np.zeros((2,3))print...import numpy as np
mylist = [1,2,3]print tuple(mylist)
iarray = np.array(tuple(mylist))print iarray
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