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description: Discover the role of dist.find_free_network_port & dist.generate_ddp_command in Ultralytics DDP utilities. Use our guide for efficient deployment.
keywords: Ultralytics, DDP, DDP utility functions, Distributed Data Processing, find free network port, generate DDP command
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# Reference for `ultralytics/utils/dist.py`

!!! note

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

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## ::: ultralytics.utils.dist.find_free_network_port
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## ::: ultralytics.utils.dist.generate_ddp_file
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## ::: ultralytics.utils.dist.generate_ddp_command
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## ::: ultralytics.utils.dist.ddp_cleanup
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