This is manager to create and remove jobs from crontab. It takes as arguments flask app - to get application root_path (optional) - and crontab as an instance of CronTab class from crontab module included in python-crontab package.
Usage:
from crontab import CronTab
cron = CronManager(app, CronTab())
cron.run()
python-crontab==1.3
Flask (optional)