ultralytics/docs/reference/utils/callbacks/raytune.md

metadata

description: >-
  Discover the functionality of the on_fit_epoch_end callback in the Ultralytics
  YOLO framework. Learn how to end an epoch in your deep learning projects.
keywords: >-
  Ultralytics, YOLO, on_fit_epoch_end, callbacks, documentation, deep learning,
  YOLO framework

Reference for ultralytics/utils/callbacks/raytune.py

!!! note

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

---

::: ultralytics.utils.callbacks.raytune.on_fit_epoch_end