179b564a13bf1d864e9b86af84e8973b25eba745,qiskit/aqua/algorithms/single_sample/grover/grover.py,Grover,_run_with_existing_iterations,#Grover#,210

Before Change

            max_amplitude_idx = np.where(variable_register_density_matrix_diag == max_amplitude)[0][0]
            top_measurement = np.binary_repr(max_amplitude_idx, len(self._oracle.variable_register))
        else:
            measurement_cr = ClassicalRegister(len(self._oracle.variable_register), name="m")
            qc.add_register(measurement_cr)
            qc.measure(self._oracle.variable_register, measurement_cr)
            measurement = self._quantum_instance.execute(qc).get_counts(qc)
            self._ret["measurement"] = measurement
            top_measurement = max(measurement.items(), key=operator.itemgetter(1))[0]

After Change

    def _run_with_existing_iterations(self):
        if self._quantum_instance.is_statevector:
            qc = self.construct_circuit(measurement=False)
            result = self._quantum_instance.execute(qc)
            complete_state_vec = result.get_statevector(qc)
            variable_register_density_matrix = get_subsystem_density_matrix(
                complete_state_vec,

Instances