97c9871e334ae1e98c4eba025cf352e70f6a6701,test/aqua/test_vqe.py,TestVQE,test_vqe_qasm_snapshot_mode,#TestVQE#Any#,165

Before Change

            self.skipTest("Aer doesn"t appear to be installed. Error: "{}"".format(str(ex)))
            return
        backend = Aer.get_backend("qasm_simulator")
        num_qubits = self.qubit_op.num_qubits
        init_state = Zero(num_qubits)
        var_form = RY(num_qubits, depth=3, initial_state=init_state)
        if var_form_type is QuantumCircuit:
            params = ParameterVector("θ", var_form.num_parameters)
            var_form = var_form.construct_circuit(params)

        optimizer = L_BFGS_B()
        algo = VQE(self.qubit_op, var_form, optimizer, max_evals_grouped=1)
        quantum_instance = QuantumInstance(backend, shots=1,
                                           seed_simulator=aqua_globals.random_seed,

After Change

            return
        backend = Aer.get_backend("qasm_simulator")
        optimizer = L_BFGS_B()
        wavefunction = self.ry_wavefunction[mode]

        if mode == "wrapped":
            warnings.filterwarnings("ignore", category=DeprecationWarning)
        vqe = VQE(self.qubit_op, wavefunction, optimizer, max_evals_grouped=1)
        if mode == "wrapped":
            warnings.filterwarnings("always", category=DeprecationWarning)

        quantum_instance = QuantumInstance(backend, shots=1,
                                           seed_simulator=aqua_globals.random_seed,
                                           seed_transpiler=aqua_globals.random_seed)
        result = vqe.run(quantum_instance)

Instances