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CheckpointCallback

Module: opytimizer.utils.callback

A CheckpointCallback class that handles additional logging and model's checkpointing.

Constructor​

CheckpointCallback(file_path: str = None, frequency: int = 0) -> None

Parameters​

ParameterTypeDefaultDescription
file_pathstrNone—
frequencyint0—

Methods​

on_iteration_end​

on_iteration_end(self, iteration: int, opt_model: ~Opytimizer) -> None

Performs a callback whenever an iteration ends.

Parameters​

ParameterTypeDefaultDescription
iterationintCurrent iteration.
opt_model~OpytimizerAn instance of the optimization model.