# tf.raw_ops.SnapshotDataset

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Creates a dataset that will write to / read from a snapshot.

#### View aliases


**Compat aliases for migration**

See
[Migration guide](https://www.tensorflow.org/guide/migrate) for
more details.

[`tf.compat.v1.raw_ops.SnapshotDataset`](https://www.tensorflow.org/api_docs/python/tf/raw_ops/SnapshotDataset)

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    tf.raw_ops.SnapshotDataset(
        input_dataset,
        path,
        output_types,
        output_shapes,
        compression='',
        reader_path_prefix='',
        writer_path_prefix='',
        shard_size_bytes=10737418240,
        pending_snapshot_expiry_seconds=86400,
        num_reader_threads=1,
        reader_buffer_size=1,
        num_writer_threads=1,
        writer_buffer_size=1,
        shuffle_on_read=False,
        seed=0,
        seed2=0,
        mode='auto',
        snapshot_name='',
        name=None
    )

This dataset attempts to determine whether a valid snapshot exists at the
`snapshot_path`, and reads from the snapshot in lieu of using `input_dataset`.
If not, it will run the preprocessing pipeline as usual, and write out a
snapshot of the data processed for future use.

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| ## Args ||
|---|---|
| `input_dataset` | A `Tensor` of type `variant`. A variant tensor representing the input dataset. |
| `path` | A `Tensor` of type `string`. The path we should write snapshots to / read snapshots from. |
| `output_types` | A list of `tf.DTypes` that has length `>= 1`. |
| `output_shapes` | A list of shapes (each a [`tf.TensorShape`](https://www.tensorflow.org/versions/r2.13/api_docs/python/tf/TensorShape) or list of `ints`) that has length `>= 1`. |
| `compression` | An optional `string`. Defaults to `""`. |
| `reader_path_prefix` | An optional `string`. Defaults to `""`. |
| `writer_path_prefix` | An optional `string`. Defaults to `""`. |
| `shard_size_bytes` | An optional `int`. Defaults to `10737418240`. |
| `pending_snapshot_expiry_seconds` | An optional `int`. Defaults to `86400`. |
| `num_reader_threads` | An optional `int`. Defaults to `1`. |
| `reader_buffer_size` | An optional `int`. Defaults to `1`. |
| `num_writer_threads` | An optional `int`. Defaults to `1`. |
| `writer_buffer_size` | An optional `int`. Defaults to `1`. |
| `shuffle_on_read` | An optional `bool`. Defaults to `False`. |
| `seed` | An optional `int`. Defaults to `0`. |
| `seed2` | An optional `int`. Defaults to `0`. |
| `mode` | An optional `string`. Defaults to `"auto"`. |
| `snapshot_name` | An optional `string`. Defaults to `""`. |
| `name` | A name for the operation (optional). |

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| ## Returns ||
|---|---|
| A `Tensor` of type `variant`. ||

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