python numpy.random.choice

numpy.random.choice是一个用于在给定的一维数组中随机选择元素的函数。它的参数包括数组a、输出大小size、是否可重复选取replace和元素的概率分布p。具体来说，它可以从数组a中随机抽取数字，并根据给定的参数生成相应大小的输出数组。replace参数控制是否允许重复选取，p参数可以指定每个元素被选中的概率。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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