Merge branch 'mr/beta/dbmw' into 'master'

grey

See merge request !40

qa/models/answer.py

@@ -1078,10 +1078,13 @@ class Answer(models.Model):
             n_days = today - delta
             data = StrategyContentExposureIndex.objects.using(settings.DORIS_DB_NAME).filter(
                 create_day=n_days, card_id=answer_id, card_content_type="answer").first()
-            if data.ctr >= 0.05 and data.preciseexposure_num >= 50 and data.avg_page_stay >= 20:
-                return 0  # 0是正常展示  1不展示
+            if data:
+                if data.ctr >= 0.05 and data.preciseexposure_num >= 50 and data.avg_page_stay >= 20:
+                    return 0  # 0是正常展示  1不展示
+                return 1
             else:
                 return 1
+
         except:
             logging.error("catch exception,err_msg:%s" % traceback.format_exc())
             return 1