Adjust inventory computed field calculations to happen in the celery context

awx/main/models/schedules.py

@@ -13,6 +13,7 @@ from django.utils.timezone import now, make_aware, get_default_timezone
 
 # AWX
 from awx.main.models.base import *
+from awx.main.utils import ignore_inventory_computed_fields
 from django.core.urlresolvers import reverse
 
 logger = logging.getLogger('awx.main.models.schedule')
@@ -104,7 +105,6 @@ class Schedule(CommonModel):
             self.dtend = make_aware(datetime.datetime.strptime(until_date, "%Y%m%dT%H%M%SZ"), get_default_timezone())
         if 'count' in self.rrule.lower():
             self.dtend = future_rs[-1]
-        from awx.main.signals import ignore_inventory_computed_fields
         with ignore_inventory_computed_fields():
             self.unified_job_template.update_computed_fields()