three_general_histogram.py

from qiskit import execute
from qiskit.providers.aer import AerSimulator
from qiskit.test.mock import FakeSantiago
from qiskit.tools.visualization import plot_histogram

device_backend = FakeSantiago()
sim_backend= AerSimulator.from_backend(device_backend)
job = execute(circuit, backend = sim_backend, shots = 8192,
              optimization_level = 2)
counts_noise = job.result().get_counts()
plot_histogram(counts_noise,
               bar_labels = False)