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 __init__(self, path=None, resolver=None):
        self._path = path or ()
        if not resolver:
            resolver = Resolver()
        self._resolver = resolver