Código de puerto a Qiskit Serverless
Tip
Qiskit Serverless está siendo actualizado y sus características están cambiando rápidamente. Durante esta fase de desarrollo, encontrará las notas de la versión y la documentación más reciente en la página « Qiskit Serverless » (Notas de la versión y documentación) de GitHub.
El siguiente ejemplo muestra cómo portar código existente para aprovechar Qiskit Serverless.
Note
El siguiente código asume que has guardado tus credenciales. Si no lo ha hecho, siga las instrucciones de Configurar su cuenta IBM Cloud para autenticarse con su clave API.
Actualizar el experimento
from qiskit.transpiler import generate_preset_pass_manager
from qiskit_ibm_runtime import QiskitRuntimeService
from qiskit.circuit.random import random_circuit
qc_random = [(random_circuit(20, 20, measure=True)) for _ in range(30)]
optimization_level = 3
service = QiskitRuntimeService(channel="ibm_quantum_platform")
backend = service.get_backend(backend_name)
pass_manager = generate_preset_pass_manager(
optimization_level=optimization_level, backend=backend
)
# @distribute_task(target={"cpu": 1})
def transpile_parallel(circuit, pass_manager):
"""Distributed transpilation for an abstract circuit into an ISA circuit for a given backend."""
isa_circuit = pass_manager.run(circuit)
return isa_circuit
transpiled_circuits = [
transpile_parallel(circuit, pass_manager)
for circuit in circuits
]
print(transpiled_circuits)# transpile_remote.py
from qiskit.transpiler import generate_preset_pass_manager
from qiskit_serverless import get_arguments, save_result, distribute_task, get
from qiskit_ibm_runtime import QiskitRuntimeService
# Get program arguments
arguments = get_arguments()
circuits = arguments.get("circuits")
backend_name = arguments.get("backend_name")
optimization_level = arguments.get("optimization_level")
pass_manager = generate_preset_pass_manager(
optimization_level=optimization_level, backend=backend_name
)
# Distribute task across workers
@distribute_task(target={"cpu": 1})
def transpile_parallel(circuit, pass_manager):
"""Distributed transpilation for an abstract circuit into an ISA circuit for a given backend."""
isa_circuit = pass_manager.run(circuit)
return isa_circuit
try:
# Get backend
service = QiskitRuntimeService()
backend = service.get_backend(backend_name)
# run distributed tasks as async function
# we get task references as a return type
sample_task_references = [
transpile_parallel(circuit, pass_manager)
for circuit in circuits
]
# now we need to collect results from task references
results = get(sample_task_references)
# Return results
save_result({
"transpiled_circuits": results
})
except Exception as e:
# Exception handling
import traceback
print(traceback.format_exc())Subir a Qiskit Serverless
Sigue las instrucciones de la página Introducción a las funciones de Qiskit para autenticarte con tu clave API.
from qiskit_ibm_catalog import QiskitServerless, QiskitFunction
# Authenticate to the remote cluster and submit the pattern for remote execution.
serverless = QiskitServerless()
transpile_remote_demo = QiskitFunction(
title="transpile_remote_serverless",
entrypoint="transpile_remote.py",
working_dir="./source_files/",
)
serverless.upload(transpile_remote_demo)Resultado
'transpile_remote_serverless'Ejecutar de forma remota en Qiskit Serverless
from qiskit.circuit.random import random_circuit
from qiskit_ibm_runtime import QiskitRuntimeService
# Setup inputs
qc_random = [(random_circuit(20, 20, measure=True)) for _ in range(30)]
backend = "ibm_brisbane"
optimization_level = 3
# Running program
transpile_remote_serverless = serverless.load('transpile_remote_serverless')
job = transpile_remote_serverless.run(
circuits=qc_random,
backend=backend,
optimization_level=optimization_level
)
job.job_idResultado
'727e921d-512d-4b7d-af97-fe29e93ce7ea'Próximos pasos
Recomendaciones
- Lea un artículo en el que los investigadores utilizaron Qiskit Serverless y la supercomputación centrada en la cuántica para explorar la química cuántica.
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