def test_view_failed_delitem(attr):
    adata = gen_adata((10, 10))
    view = adata[5:7, :][:, :5]
    adata_hash = joblib.hash(adata)
    view_hash = joblib.hash(view)

    with pytest.raises(KeyError):
        getattr(view, attr).__delitem__("not a key")

    assert view.is_view
    assert adata_hash == joblib.hash(adata)
    assert view_hash == joblib.hash(view)
def __init__(self, host, loginUser, debug = False, trace = False, log=None, port=22, pexpectObject=None):
        self.pexpect = pexpect if not pexpectObject else pexpectObject
        self.debug = debug
        self.trace = trace
        self.host = host
        self._port = port
        self._connection = None
        self.modeList = []
        self._log = log
        self._bufferedCommands = None
        self._bufferedMode = None
        self._loginUser = loginUser
        self._resetExpect()