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 abs(self, f):
        """Convert a repo path back to path that is relative to the root of the
        matcher."""
        return f