Source code for django_celery_results.models
"""Database models."""
from __future__ import absolute_import, unicode_literals
from django.conf import settings
from django.db import models
from django.utils.translation import ugettext_lazy as _
from celery import states
from celery.five import python_2_unicode_compatible
from . import managers
ALL_STATES = sorted(states.ALL_STATES)
TASK_STATE_CHOICES = sorted(zip(ALL_STATES, ALL_STATES))
[docs]@python_2_unicode_compatible
class TaskResult(models.Model):
"""Task result/status."""
task_id = models.CharField(
_('task id'),
max_length=getattr(
settings,
'DJANGO_CELERY_RESULTS_TASK_ID_MAX_LENGTH',
255
),
unique=True
)
task_name = models.CharField(_('task name'), null=True, max_length=255)
task_args = models.TextField(_('task arguments'), null=True)
task_kwargs = models.TextField(_('task kwargs'), null=True)
status = models.CharField(_('state'), max_length=50,
default=states.PENDING,
choices=TASK_STATE_CHOICES
)
content_type = models.CharField(_('content type'), max_length=128)
content_encoding = models.CharField(_('content encoding'), max_length=64)
result = models.TextField(null=True, default=None, editable=False)
date_done = models.DateTimeField(_('done at'), auto_now=True)
traceback = models.TextField(_('traceback'), blank=True, null=True)
hidden = models.BooleanField(editable=False, default=False, db_index=True)
meta = models.TextField(null=True, default=None, editable=False)
objects = managers.TaskResultManager()
class Meta:
"""Table information."""
ordering = ['-date_done']
verbose_name = _('task result')
verbose_name_plural = _('task results')
[docs] def as_dict(self):
return {
'task_id': self.task_id,
'task_name': self.task_name,
'task_args': self.task_args,
'task_kwargs': self.task_kwargs,
'status': self.status,
'result': self.result,
'date_done': self.date_done,
'traceback': self.traceback,
'meta': self.meta,
}
def __str__(self):
return '<Task: {0.task_id} ({0.status})>'.format(self)