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
async def get_user_language(self, obj):
        """
        You need to override this method and return user language
        """
        raise NotImplementedError