Changes in version 0.9.0 - SUPERSEDED: This package is superseded by anndataR on Bioconductor (https://anndataR.scverse.org). anndataR provides a pure R implementation of the AnnData data structure without requiring Python, along with native .h5ad file reading/writing and conversion to/from SingleCellExperiment and Seurat objects. A migration guide is available at vignette("migration_to_anndataR", package = "anndata"). Changes in version 0.8.0 (2025-05-27) - FUNCTIONALITY: Added support for read_zarr() and write_zarr() (PR #33). - BUG FIX: Use the right interface for the all.equal() function (PR #32). - BUG FIX: Add py_to_r converter for anndata.abc._AbstractCSDataset (PR #34). - MINOR CHANGES: Ignore python warnings when running tests (PR #34). - MAJOR CHANGES: Update reticulate package dependency management (PR #36). - MINOR CHANGES: Clean up roxygen code (PR #36). - MINOR CHANGES: Use cli for generating errors (PR #36). Changes in version 0.7.5.5 (2022-09-23) - FUNCTIONALITY: Added initial support for loading AnnData with backed=TRUE. Changes in version 0.7.5.4 (2022-08-23) - BUG FIX: Set dimnames on layer views as well (#16). - BUG FIX: Fix Github Actions for R CMD Check, test-coverage and pkgdown. - DOCUMENTATION: Fix pkgdown config structure by adding missing topics. - DOCUMENTATION: Regenerate the Rd files using the current CRAN version of roxygen2. Changes in version 0.7.5.3 (2021-09-10) - BUG FIX write_h5ad(ad): Fix function pointer (#8). - BUG FIX: Add manual converter function for converting a csc_matrix to dgCMatrix (#11). Changes in version 0.7.5.2 (2021-03-28) - MINOR CHANGE: Add getters and setter for the internal python objects. - MINOR CHANGE: Alter how and when Python objects get converted to R and vice versa. - DOCUMENTATION: Documentation site is available at https://anndata.dynverse.org! - DOCUMENTATION: Added two basic vignettes. Changes in version 0.7.5.1 (2021-02-02) - MINOR CHANGE: Add wrapper classes for Raw and Layers objects. - MAJOR CHANGE: Calling ad[..., ...] now correctly returns a view of ad instead of returning a matrix. - TESTING: Extend tests based on theislab/anndata repository. Changes in version 0.7.5 (2020-11-19) - MINOR CHANGES: Updated Python requirements to anndata 0.7.5. - NEW FEATURE AnnData(): Added obsp, varp, and raw objects to parameters. - TESTING: Added more tests based on theislab/anndata repository. Changes in version 0.7.4 (2020-11-04) - Initial release