mirror of
https://github.com/TheAlgorithms/Python.git
synced 2024-11-23 21:11:08 +00:00
2859d4bf3a
* Fix typos * Replace depreciated QasmSimulator in Deutsch-Jozsa algorithm * Replace depreciated QasmSimulator in half adder algorithm * Replace depreciated QasmSimulator in not gate algorithm * Replace depreciated QasmSimulator in full adder algorithm * Simplify qiskit import * Make formatting more consistent * Replace depreciated QasmSimulator in quantum entanglement algorithm * Replace depreciated QasmSimulator in ripple adder algorithm * Replace depreciated QasmSimulator in qubit measure algorithm * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * updating DIRECTORY.md * updating DIRECTORY.md * Remove qiskit import alias for clarity Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
44 lines
1.2 KiB
Python
44 lines
1.2 KiB
Python
#!/usr/bin/env python3
|
|
"""
|
|
Build a simple bare-minimum quantum circuit that starts with a single
|
|
qubit (by default, in state 0) and inverts it. Run the experiment 1000
|
|
times and print the total count of the states finally observed.
|
|
Qiskit Docs: https://qiskit.org/documentation/getting_started.html
|
|
"""
|
|
|
|
import qiskit
|
|
|
|
|
|
def single_qubit_measure(
|
|
qubits: int, classical_bits: int
|
|
) -> qiskit.result.counts.Counts:
|
|
"""
|
|
>>> single_qubit_measure(2, 2)
|
|
{'11': 1000}
|
|
>>> single_qubit_measure(4, 4)
|
|
{'0011': 1000}
|
|
"""
|
|
# Use Aer's simulator
|
|
simulator = qiskit.Aer.get_backend("aer_simulator")
|
|
|
|
# Create a Quantum Circuit acting on the q register
|
|
circuit = qiskit.QuantumCircuit(qubits, classical_bits)
|
|
|
|
# Apply X (NOT) Gate to Qubits 0 & 1
|
|
circuit.x(0)
|
|
circuit.x(1)
|
|
|
|
# Map the quantum measurement to the classical bits
|
|
circuit.measure([0, 1], [0, 1])
|
|
|
|
# Execute the circuit on the qasm simulator
|
|
job = qiskit.execute(circuit, simulator, shots=1000)
|
|
|
|
# Return the histogram data of the results of the experiment.
|
|
return job.result().get_counts(circuit)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
counts = single_qubit_measure(2, 2)
|
|
print(f"Total count for various states are: {counts}")
|