擅长:python、mysql、java
<p>使用<code>size</code>参数。例如</p>
<pre><code>>>> arr = np.random.uniform(0.0001, 1, size=[4,8])
array([[0.67011692, 0.06662612, 0.13316262, 0.80666553, 0.88362879, 0.21492319, 0.22063457, 0.90038505],
[0.87799324, 0.6486384 , 0.27700837, 0.54103365, 0.52688455, 0.93159481, 0.09245974, 0.54593494],
[0.4680346 , 0.17802325, 0.21506341, 0.95917602, 0.20481784, 0.53165515, 0.1657028 , 0.39784648],
[0.38951888, 0.03457946, 0.90076103, 0.13769038, 0.303991 , 0.57457931, 0.64236861, 0.85915101]])
</code></pre>