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"""Views."""
from celery import states
from celery.result import AsyncResult, GroupResult
from celery.utils import get_full_cls_name
from django.http import JsonResponse
from kombu.utils.encoding import safe_repr
def is_task_successful(request, task_id):
"""Return task execution status in JSON format."""
return JsonResponse({'task': {
'id': task_id,
'executed': AsyncResult(task_id).successful(),
}})
def task_status(request, task_id):
"""Return task status and result in JSON format."""
result = AsyncResult(task_id)
state, retval = result.state, result.result
response_data = {'id': task_id, 'status': state, 'result': retval}
if state in states.EXCEPTION_STATES:
traceback = result.traceback
response_data.update({'result': safe_repr(retval),
'exc': get_full_cls_name(retval.__class__),
'traceback': traceback})
return JsonResponse({'task': response_data})
def is_group_successful(request, group_id):
"""Return if group was successfull as boolean."""
results = GroupResult.restore(group_id)
return JsonResponse({
'group': {
'id': group_id,
'results': [
{'id': task.id, 'executed': task.successful()}
for task in results
] if results else []
}
})
def group_status(request, group_id):
"""Return group id and its async results status & result in JSON format."""
result = GroupResult.restore(group_id)
retval = [
{"result": async_result.result, "status": async_result.status}
for async_result in result.results
]
response_data = {'id': group_id, 'results': retval}
return JsonResponse({'group': response_data})
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