three_general_state_vector.py

import numpy as np
from qiskit import QuantumCircuit

init_list = np.array([0., 0., 0., 2., 0., -1., -1., 0.,
             0., -1., -1., 0., 2., 0., 0., 0.]) / ( 2*np.sqrt(3) )

circuit = QuantumCircuit(4)
circuit.initialize(init_list, circuit.qubits)

# add Pauli-Z measurements and draw the circuit
circuit.measure_active()
circuit.draw(output='mpl')