def METHOD_NAME(self, iso):
    """Tests for the inverse of isometries from m to n qubits"""
    if len(iso.shape) == 1:
        iso = iso.reshape((len(iso), 1))
    num_q_output = int(np.log2(iso.shape[0]))
    q = QuantumRegister(num_q_output)
    qc = QuantumCircuit(q)
    qc.append(Isometry(iso, 0, 0), q)
    qc.append(Isometry(iso, 0, 0).inverse(), q)
    result = Operator(qc)
    np.testing.assert_array_almost_equal(result.data, np.identity(result.dim[0]))