Update atst to atat

atat/models/job_failure.py

@@ -0,0 +1,21 @@
+from celery.result import AsyncResult
+from sqlalchemy import Column, String, Integer
+
+from atat.models.base import Base
+import atat.models.mixins as mixins
+
+
+class JobFailure(Base, mixins.TimestampsMixin):
+    __tablename__ = "job_failures"
+
+    id = Column(Integer(), primary_key=True)
+    task_id = Column(String(), nullable=False)
+    entity = Column(String(), nullable=False)
+    entity_id = Column(String(), nullable=False)
+
+    @property
+    def task(self):
+        if not hasattr(self, "_task"):
+            self._task = AsyncResult(self.task_id)
+
+        return self._task