code: def setup(self):
          self.client = self._get_client()
          sg = self._create_isolation_security_group()
          if self.exists is not True:
              acl = self._create_network_acl()
              self._add_network_acl_entries(acl)
              self._add_security_group_rule(sg)
          self._add_security_group_to_instance(sg)
  
          
          if self.dry_run is not False:
              self._add_security_group_rule(sg)
              self._add_security_group_to_instance(sg)
docs: Conditions that can not be dry_run