add back timezone as it was required

django_code/apps/cloudmanager/models.py

@@ -1,8 +1,5 @@
 from django.db import models
 
-from django.utils import timezone
-
-
 class Schedule_Week_Data(models.Model):
     name_schedule = models.CharField(max_length=100,unique=True)
     state_Monday = models.BooleanField()
@@ -55,7 +52,7 @@ class Deployment_Data(models.Model):
     schedule_day = models.ForeignKey(Schedule_Day_Data,null=True, blank=True, on_delete=models.SET_NULL)
     replicas = models.IntegerField()
     actual_replica = models.IntegerField()
-    do_not_touch_until = models.DateTimeField('do_not_touch_until', default=timezone.now())
+    do_not_touch_until = models.DateTimeField('do_not_touch_until', blank=True, null=True, auto_now_add=True)
     class Meta:
         db_table = 'machine'