code: def tearDown(self):
      self._EXPERIMENT.reset_mock()
  
file_path: neptune-client/tests/unit/neptune/legacy/internal/channels/test_channels_values_sender.py
imports: from __future__ import unicode_literals
  import threading
  import time
  import unittest
  import mock
  from neptune.legacy.internal.channels.channels import ChannelIdWithValues, ChannelNamespace, ChannelType, ChannelValue
  from neptune.legacy.internal.channels.channels_values_sender import ChannelsValuesSender, ChannelsValuesSendingThread
  from tests.unit.neptune.legacy.experiments_object_factory import a_channel
label_desc: Use image node_id 2 for calling the TestChannelsValuesSender obj's underlying member method code with example usage: obj.tearDown() without return types