def taskstatus(task_id):
task = long_task.AsyncResult(task_id)
if task.state == 'PENDING': # esta es cuando el 'task' no ha comenzado por eso muestra pendiente
response = { # respondera con un json que contenga state, current, total y status
'state': task.state, # state sera llevado por task.state
'current': 0, # current sera 0
'total': 1, # total sera 1
'status': 'Pending...' # estatus mostrara la palabra pendiente
}
elif task.state != 'FAILURE': # si diferente de failure
response = { # aqui obtiene los datos utilizando task.info.get para cada uno de las variables
'state': task.state, # state sera task.state
'current': task.info.get(
'current', 0
), # current sera task.info.get (current) no se por que el cero
'total': task.info.get('total',
1), #lo mismo hace para total y status
'status': task.info.get('status', '')
}
if 'result' in task.info:
response['result'] = task.info[
'result'] # cuando encuentre un resultdo en task.info respodera con la respuesta
else:
# something went wrong in the background job
response = { # esto es si task.state = failure
'state': task.state,
'current': 1,
'total': 1,
'status': str(
task.info
), # this is the exception raised ! aqui dira exatamente que paso al usuario
}
return jsonify(
response) # despues de esto regresara una respuesta utilizando jsonify
def taskstatus(task_id):
task = long_task.AsyncResult(task_id)
# Background task at work
if task.state == 'working':
print('RECEIVED STATE : working')
response = {'state': task.state, 'info': task.info}
# Background task is done
elif task.state == 'SUCCESS':
print('RECEIVED STATE : SUCCESS')
result = task.info['info']
# The api call returned something
if result['query_status'] is True:
print('No data found in query result')
# No results found after api call
if result['data'] is None:
response = {'state': 'empty', 'dir': result['dir']}
# Data available after api call
else:
print('data available in query result')
print('SENDING TASK')
print(result['dir'])
print(os.listdir('{}/public/'.format(app.root_path)))
if not os.path.isdir('{}/public/{}/'.format(
app.root_path, result['dir'])):
os.mkdir('{}/public/{}/'.format(app.root_path,
result['dir']))
items_to_csv(
result['data'], '{}/public/{}/output.csv'.format(
app.root_path, result['dir']))
response = {
'state': 'loaded',
'data': result['data'],
'dir': result['dir']
}
# There was an error during api call
else:
response = {
'state': 'error',
'dir': result['dir'],
'error': result['error']
}
# Something went wrong the the background task
else:
print('unseen query state :', task.state)
response = {
'state': 'error',
'dir': '',
'error': 'Problème lors de la gestion de la requête'
}
return jsonify(response)
def taskstatus(task_id):
task = long_task.AsyncResult(task_id)
if task.state == 'PENDING':
# job did not start yet
response = {
'state': task.state,
'current': 0,
'total': 1,
'status': 'Pending...'
}
elif task.state != 'FAILURE':
response = {
'state': task.state,
'current': task.info.get('current', 0),
'total': task.info.get('total', 1),
'status': task.info.get('status', '')
}
if 'result' in task.info:
response['result'] = task.info['result']
else:
# something went wrong in the background job
response = {
'state': task.state,
'current': 1,
'total': 1,
'status': str(task.info), # this is the exception raised
}
return jsonify(response)
from tasks import add, fail, long_task tsk = long_task.apply_async(args=[23]) resp = long_task.AsyncResult(tsk.id) result = add.delay(4, 4) result.apply_async result.ready() result.get(timeout=1) result.get(propagate=False) result.traceback result = fail.delay(4) result.ready() result.get(timeout=1) result.get(propagate=False) result.traceback