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摘要: Numpy 切片(Slicing): arr = arr[ slice( 2, 7, 2 ) ] , # 写法1 arr = arr[ 2 : 7 : 2] # 写法2 , 从索引 2 开始到索引 7 停止,间隔为 2 nums = list(range(5)) # range is a built 阅读全文
posted @ 2022-01-06 10:44 量化散仙 阅读(197) 评论(0) 推荐(0) 编辑