| """Pancreas endocrinogenesis dataset.""" | |
| from __future__ import annotations | |
| from pathlib import Path | |
| import anndata as ad | |
| from anndata import AnnData | |
| def pancreas() -> AnnData: | |
| """Load the pancreas endocrinogenesis dataset. | |
| This dataset contains ~3,700 cells from mouse pancreas | |
| endocrinogenesis (Bastidas-Ponce et al. 2019), commonly used | |
| for RNA velocity benchmarking. | |
| Returns | |
| ------- | |
| AnnData with unspliced and spliced layers. | |
| """ | |
| cache_path = Path.home() / ".cache" / "scptr" / "pancreas.h5ad" | |
| if cache_path.exists(): | |
| return ad.read_h5ad(cache_path) | |
| from ._registry import fetch | |
| path = fetch("pancreas.h5ad") | |
| return ad.read_h5ad(path) | |