quantum/07_project_qiskit_random.py

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2020-02-01 11:46:55 +01:00
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Fri Jan 31 13:37:47 2020
@author: kidiki
"""
import numpy as np
from qiskit import (
QuantumCircuit,
execute,
Aer)
from qiskit.visualization import plot_histogram
from scipy.stats import unitary_group
from collections import defaultdict
from qiskit.quantum_info.random.utils import random_state
# Use Aer's qasm_simulator
simulator = Aer.get_backend('qasm_simulator')
def perform_exp(iterations=3):
simulator = Aer.get_backend('qasm_simulator')
all_counts = defaultdict(int)
for i in range(iterations):
qc = QuantumCircuit(2, 2)
q0 = random_state(2)
q1 = q0
print(q0)
# Measure in the Bell's basis
qc.cx(0, 1)
qc.h(0)
# qc.measure_all()
qc.measure([0, 1], [0, 1])
# print(qc)
job = execute(qc, simulator, shots=1)
result = job.result()
# print(result)
counts = result.get_counts(qc)
# print(counts.keys())
for k, v in counts.items():
all_counts[k] += v
print("\nTotal counts are:\n")
for k, v in sorted(all_counts.items(), key=lambda x: x[0]):
print("{}: {}".format(k, v))
if __name__ == "__main__":
perform_exp()