'Run jobs from the signals'

def runjobs_by_signals(self, when, options):

    from django_extensions.management import signals
    from django.db import models
    from django.conf import settings
    verbosity = int(options.get('verbosity', 1))
    for app_name in settings.INSTALLED_APPS:
        try:
            __import__((app_name + '.management'), '', '', [''])
        except ImportError:
            pass
    for app in models.get_apps():
        if (verbosity > 1):
            app_name = '.'.join(app.__name__.rsplit('.')[:(-1)])
            print ('Sending    %s    job    signal    for:    %s' % (when, app_name))
        if (when == 'minutely'):
            signals.run_minutely_jobs.send(sender=app, app=app)
        elif (when == 'quarter_hourly'):
            signals.run_quarter_hourly_jobs.send(sender=app, app=app)
        elif (when == 'hourly'):
            signals.run_hourly_jobs.send(sender=app, app=app)
        elif (when == 'daily'):
            signals.run_daily_jobs.send(sender=app, app=app)
        elif (when == 'weekly'):
            signals.run_weekly_jobs.send(sender=app, app=app)
        elif (when == 'monthly'):
            signals.run_monthly_jobs.send(sender=app, app=app)
        elif (when == 'yearly'):
            signals.run_yearly_jobs.send(sender=app, app=app)
