mindspore2022/docs/api/api_python/dataset/mindspore.dataset.RandomSam...

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mindspore.dataset.RandomSampler
================================
.. py:class:: mindspore.dataset.RandomSampler(replacement=False, num_samples=None)
随机采样器。
**参数:**
- **replacement** (bool, 可选): 是否将样本ID放回下一次采样默认值False无放回采样。
- **num_samples** (int, 可选): 获取的样本数可用于部分获取采样得到的样本。默认值None获取采样到的所有样本。
**异常:**
- **TypeError** `replacement` 不是bool值。
- **TypeError** `num_samples` 不是整数值。
- **ValueError** `num_samples` 为负值。
.. include:: mindspore.dataset.BuiltinSampler.rst
.. include:: mindspore.dataset.BuiltinSampler.b.rst