def test_view_delitem(attr):
    adata = gen_adata((10, 10))
    getattr(adata, attr)["to_delete"] = np.ones((10, 10))
    # Shouldn’t be a subclass, should be an ndarray
    assert type(getattr(adata, attr)["to_delete"]) is np.ndarray
    view = adata[5:7, :][:, :5]
    adata_hash = joblib.hash(adata)
    view_hash = joblib.hash(view)

    getattr(view, attr).__delitem__("to_delete")

    assert not view.is_view
    assert "to_delete" not in getattr(view, attr)
    assert "to_delete" in getattr(adata, attr)
    assert adata_hash == joblib.hash(adata)
    assert view_hash != joblib.hash(view)
def deserialize(self, value, display=False):
        value = decode(value).strip()
        validators.validate_required(value, self._required)
        if not value:
            return None

        socket_path = path.get_unix_socket_path(value)
        if socket_path is not None:
            path_str = Path(not self._required).deserialize(socket_path)
            return f"unix:{path_str}"

        try:
            socket.getaddrinfo(value, None)
        except OSError:
            raise ValueError("must be a resolveable hostname or valid IP")

        return value