API Change: Feature - Delete Tasks

[0mars]

Example: Delete tasks older than 48hours

import celery
import os
import timedelta
import datetime

broker = os.environ.get('CELERY_BROKER_URL')
app = celery.Celery('tasks', broker=broker)
flower = Flower(capp=app, options=flower_options)

time_delta = timedelta(hours=48)
now = datetime.datetime.now()
delete_before_time = now-time_delta

flower.events.delete_tasks_by_time(delete_before_time.timestamp())