old_contents: import os
  import ubivar
  import warnings
  from ubivar.test.helper import (UbivarTestCase)
  
  class UbivarAPIResourcesTests(UbivarTestCase):
  
      def test_event_label_list(self):
          response = ubivar.EventLabel.list()
          self.assertTrue(len(response.data) == 3)
          print(response)
  
      def test_event_label_retrieve(self):
          response = ubivar.EventLabel.retrieve("1")
          event = response.data[0]
          self.assertEqual(event["id"], "1")
          self.assertEqual(event["labels"], True)
  
          response = ubivar.EventLabel.retrieve("2")
          event = response.data[0]
          self.assertEqual(event["id"], "2")
          self.assertEqual(event["labels"], False)
  
          response = ubivar.EventLabel.retrieve("3")
          event = response.data[0]
          self.assertEqual(event["id"], "3")
          self.assertEqual(event["labels"], None)
  
      def test_event_label_update(self):
          eventId = "1"
          response = ubivar.EventLabel.update(eventId, label="is_loss", value="false")
          self.assertEqual(response.data[0].id, eventId)
          self.assertFalse(response.data[0].labels.is_loss)
          response = ubivar.EventLabel.update(eventId, label="is_loss", value="true")
          self.assertTrue(response.data[0].labels.is_loss)
  
      def test_event_label_delete(self):
          eventId = "1"
          response = ubivar.EventLabel.delete(eventId, label="is_loss")
          print(response)
          self.assertTrue(True)
          ubivar.EventLabel.update(eventId, label="is_loss", value="true")
  
new_contents: import os
  import ubivar
  import warnings
  from ubivar.test.helper import (UbivarTestCase)
  
  class UbivarAPIResourcesTests(UbivarTestCase):
  
      def test_event_label_list(self):
          response = ubivar.EventLabel.list()
          self.assertTrue(len(response.data) == 3)
  
      def test_event_label_retrieve(self):
          response = ubivar.EventLabel.retrieve("1")
          event = response.data[0]
          self.assertEqual(event["id"], "1")
          self.assertEqual(event["labels"], "true")
  
          response = ubivar.EventLabel.retrieve("2")
          event = response.data[0]
          self.assertEqual(event["id"], "2")
          self.assertEqual(event["labels"], "false")
  
          response = ubivar.EventLabel.retrieve("3")
          event = response.data[0]
          self.assertEqual(event["id"], "3")
          self.assertEqual(event["labels"], None)
  
      def test_event_label_update(self):
          eventId = "1"
          response = ubivar.EventLabel.update(eventId, label="is_loss", value="false")
          self.assertEqual(response.data[0].id, eventId)
          self.assertEqual(response.data[0].labels.is_loss, "false")
          response = ubivar.EventLabel.update(eventId, label="is_loss", value="true")
          self.assertEqual(response.data[0].labels.is_loss, "true")
  
      def test_event_label_delete(self):
          eventId = "1"
          response = ubivar.EventLabel.delete(eventId, label="is_loss")
          print(response)
          self.assertTrue(True)
          ubivar.EventLabel.update(eventId, label="is_loss", value="true")
          print(response)
  
subject: add print