orbit.utils.create_loop_fn

Creates a loop function driven by a Python while loop.

orbit.utils.create_loop_fn(
    step_fn
)

Args
`step_fn`	A function taking a nested structure of `tf.data.Iterator` or `DistributedIterator`. There are no constraints on the return value of the function (except that it must be compatible with any `reduce_fn` provided to the returned `loop_fn`).

Returns
A loop function taking required `iterator` and `num_steps` parameters, as well as optional `state` and `reduce_fn` parameters for accumulating state over multiple iterations of the loop. See the `loop_fn` definition below for additional details.

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Last updated 2024-11-01 UTC.

Args