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# executeOptimizerUpdate(options:completionHandler:)

Executes the optimizer update pass of the training graph with the execution options and completion handler you specify.

```
func executeOptimizerUpdate(options: MLCExecutionOptions = [], completionHandler: MLCGraphCompletionHandler? = nil) -> Bool
```

## Parameters

`options`

The execution options.

`completionHandler`

The completion handler.

## Return Value

`true` if the execution was successful.

## Discussion

---

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