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  1.     .. py:method:: use_sampler(new_sampler)

  2. 

  3.         为当前数据集更换一个新的采样器。

  4. 

  5.         **参数：**

  6. 

  7.         - **new_sampler** (Sampler) ：替换的新采样器。

  8. 

  9.         **样例：**

  10. 

  11.         >>> # dataset为任意数据集实例

  12.         >>> # 将该数据集的采样器更换为DistributedSampler

  13.         >>> new_sampler = ds.DistributedSampler(10, 2)

  14.         >>> dataset.use_sampler(new_sampler)