--- description: Explore detailed documentation on Ultralytics data loaders including SourceTypes, LoadStreams, and more. Enhance your ML workflows with our comprehensive guides. keywords: Ultralytics, data loaders, SourceTypes, LoadStreams, LoadScreenshots, LoadImagesAndVideos, LoadPilAndNumpy, LoadTensor, ML workflows --- # 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 🙏!

## ::: ultralytics.data.loaders.SourceTypes

## ::: ultralytics.data.loaders.LoadStreams

## ::: ultralytics.data.loaders.LoadScreenshots

## ::: ultralytics.data.loaders.LoadImagesAndVideos

## ::: ultralytics.data.loaders.LoadPilAndNumpy

## ::: ultralytics.data.loaders.LoadTensor

## ::: ultralytics.data.loaders.autocast_list

## ::: ultralytics.data.loaders.get_best_youtube_url