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Numpy的简单用法import numpy as np一、创建ndarray对象列表转换成ndarray:>>> a = [1,2,3,4,5]
>>> np.array(a)
array([1, 2, 3, 4, 5])取随机浮点数>>> np.random.rand(3, 4)
array([[ 0.16215336, 0.49847764,
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2021-06-28
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