Python/quantum/single_qubit_measure.py
Abhishek Jaisingh 6e01004535
Add First Quantum Qiskit Code Tutorial (#3173)
* Add First Quantum Qiskit Code Tutorial

* Add Qiskit Requirement

* Address Review Comments

* fixup! Format Python code with psf/black push

* Update q1.py

* updating DIRECTORY.md

* Update and rename q1.py to single_qubit_measure.py

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
2020-10-12 21:41:05 +02:00

35 lines
1.1 KiB
Python
Executable File

#!/usr/bin/env python3
"""
Build a simple bare-minimum quantum circuit that starts with a single
qubit (by default, in state 0), runs the experiment 1000 times, and
finally prints the total count of the states finally observed.
Qiskit Docs: https://qiskit.org/documentation/getting_started.html
"""
import qiskit as q
def single_qubit_measure(qubits: int, classical_bits: int) -> q.result.counts.Counts:
"""
>>> single_qubit_measure(1, 1)
{'0': 1000}
"""
# Use Aer's qasm_simulator
simulator = q.Aer.get_backend("qasm_simulator")
# Create a Quantum Circuit acting on the q register
circuit = q.QuantumCircuit(qubits, classical_bits)
# Map the quantum measurement to the classical bits
circuit.measure([0], [0])
# Execute the circuit on the qasm simulator
job = q.execute(circuit, simulator, shots=1000)
# Return the histogram data of the results of the experiment.
return job.result().get_counts(circuit)
if __name__ == "__main__":
print(f"Total count for various states are: {single_qubit_measure(1, 1)}")