def adata():
    adata = ad.AnnData(np.zeros((100, 100)))
    adata.obsm["o"] = np.zeros((100, 50))
    adata.varm["o"] = np.zeros((100, 50))
    return adata
def get_bind(self, mapper=None, *args, **kwargs):
                    return super().get_bind(mapper, *args, **kwargs)