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description: Find detailed guides on Ultralytics YOLO data loaders, including LoadStreams, LoadImages and LoadTensor. Learn how to get the best YouTube URLs.
keywords: Ultralytics, data loaders, LoadStreams, LoadImages, LoadTensor, YOLO, YouTube URLs
---

# Reference for `ultralytics/data/loaders.py`

!!! note

    This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/loaders.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/loaders.py). If you spot a problem please help fix it by [contributing](https://docs.ultralytics.com/help/contributing/) a [Pull Request](https://github.com/ultralytics/ultralytics/edit/main/ultralytics/data/loaders.py) 🛠️. Thank you 🙏!

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## ::: ultralytics.data.loaders.SourceTypes
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## ::: ultralytics.data.loaders.LoadStreams
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## ::: ultralytics.data.loaders.LoadScreenshots
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## ::: ultralytics.data.loaders.LoadImages
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## ::: ultralytics.data.loaders.LoadPilAndNumpy
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## ::: ultralytics.data.loaders.LoadTensor
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## ::: ultralytics.data.loaders.autocast_list
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## ::: ultralytics.data.loaders.get_best_youtube_url
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