anndata.AnnData.__contains__

AnnData.__contains__(key)

Check if array is in AnnData via its path as an accessor.

When passed a MapAcc, it will check if the referenced map has any entries, e.g. A.obsm in adata will return True if adata.obsm is not empty.

Parameters:

key AdRef | RefAcc | MapAcc

An accessor pointing to an array that might or might not be in self.

Return type:

bool