spac.data_utils.combine_annotations(adata: AnnData, annotations: list, separator: str, new_annotation_name: str) → AnnData

Combine multiple annotations into a new annotation using a defined separator.

Parameters:

• adata (AnnData) – The input AnnData object whose .obs will be modified.

• annotations (list) – List of annotation column names to combine.

• separator (str) – Separator to use when combining annotations.

• new_annotation_name (str) – The name of the new annotation to be created.

Returns:

The AnnData object with the combined annotation added.

Return type:

AnnData