ray.data.Dataset.randomize_block_order#

Dataset.randomize_block_order(*, seed: Optional[int] = None) → ray.data.dataset.Dataset[ray.data.block.T][source]#

Randomly shuffle the blocks of this dataset.

Examples

>>> import ray
>>> ds = ray.data.range(100) 
>>> # Randomize the block order.
>>> ds.randomize_block_order() 
>>> # Randomize the block order with a fixed random seed.
>>> ds.randomize_block_order(seed=12345)
Parameters

seed – Fix the random seed to use, otherwise one will be chosen based on system randomness.

Returns

The block-shuffled dataset.