摘要: 1 >>> import numpy as np 2 >>> a = np.random.randint(-5, 5, (5, 5)) 3 >>> a 4 array([[-4, -4, -5, 2, 1], 5 [-1, -2, -1, 3, 3], 6 [-1, -2, 3, -5, 3], 7 [ 0, -3, -5, ... 阅读全文
posted @ 2019-02-01 14:01 salami_china 阅读(12000) 评论(0) 推荐(0) 编辑