add taskresults app to handle celery task results

gnuviechadmin/taskresults/management/commands/__init__.py

@@ -0,0 +1,4 @@
+"""
+This module defines management commands for the taskresults app.
+
+"""

gnuviechadmin/taskresults/management/commands/fetch_taskresults.py

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+"""
+This model contains the implementation of a management command to fetch the
+results of all `Celery <http://www.celeryproject.org/>`_ tasks that are not
+marked as finished yet.
+
+"""
+from __future__ import unicode_literals
+
+from django.core.management.base import BaseCommand
+
+from taskresults.models import TaskResult
+
+
+class Command(BaseCommand):
+    help = "fetch task results"
+
+    def handle(self, *args, **options):
+        for taskresult in TaskResult.objects.filter(finished=False):
+            taskresult.fetch_result()
+            taskresult.save()