Vehicle-cpp/hkpc/ultralytics-main/docs/reference/utils/callbacks/clearml.md

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description: Uncover the specifics of Ultralytics ClearML callbacks, from pretrain routine start to training end. Boost your ML model performance.

keywords: Ultralytics, clearML, callbacks, pretrain routine start, validation end, train epoch end, training end

Reference for ultralytics/utils/callbacks/clearml.py

!!! note

Full source code for this file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/callbacks/clearml.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/callbacks/clearml.py). Help us fix any issues you see by submitting a [Pull Request](https://docs.ultralytics.com/help/contributing/) 🛠️. Thank you 🙏!

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::: ultralytics.utils.callbacks.clearml._log_debug_samples

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::: ultralytics.utils.callbacks.clearml._log_plot

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::: ultralytics.utils.callbacks.clearml.on_pretrain_routine_start

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::: ultralytics.utils.callbacks.clearml.on_train_epoch_end

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::: ultralytics.utils.callbacks.clearml.on_fit_epoch_end

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::: ultralytics.utils.callbacks.clearml.on_val_end

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::: ultralytics.utils.callbacks.clearml.on_train_end