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BasicAerJob

qiskit.providers.basicaer.BasicAerJob(backend, job_id, result)

GitHub(opens in a new tab)

Bases: JobV1

BasicAerJob class.

Initializes the asynchronous job.

Parameters

  • backend – the backend used to run the job.
  • job_id – a unique id in the context of the backend used to run the job.
  • kwargs – Any key value metadata to associate with this job.

Attributes

version

= 1


Methods

backend

backend()

Return the instance of the backend used for this job.

cancel

cancel()

Attempt to cancel the job.

cancelled

cancelled()

Return whether the job has been cancelled.

Return type

bool(opens in a new tab)

done

done()

Return whether the job has successfully run.

Return type

bool(opens in a new tab)

in_final_state

in_final_state()

Return whether the job is in a final job state such as DONE or ERROR.

Return type

bool(opens in a new tab)

job_id

job_id()

Return a unique id identifying the job.

Return type

str(opens in a new tab)

result

result(timeout=None)

Get job result .

Returns

Result object

Return type

qiskit.result.Result

running

running()

Return whether the job is actively running.

Return type

bool(opens in a new tab)

status

status()

Gets the status of the job by querying the Python’s future

Returns

The current JobStatus

Return type

qiskit.providers.JobStatus

submit

submit()

Submit the job to the backend for execution.

Raises

JobError – if trying to re-submit the job.

wait_for_final_state

wait_for_final_state(timeout=None, wait=5, callback=None)

Poll the job status until it progresses to a final state such as DONE or ERROR.

Parameters

  • timeout (float(opens in a new tab) | None) – Seconds to wait for the job. If None, wait indefinitely.

  • wait (float(opens in a new tab)) – Seconds between queries.

  • callback (Callable(opens in a new tab) | None) –

    Callback function invoked after each query. The following positional arguments are provided to the callback function:

    • job_id: Job ID
    • job_status: Status of the job from the last query
    • job: This BaseJob instance

    Note: different subclass might provide different arguments to the callback function.

Raises

JobTimeoutError – If the job does not reach a final state before the specified timeout.

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