code: def call_init(**kwargs):
      return init_model(key="MOD", **kwargs)
  
imports: import os
  import unittest
  from mock import patch
  from neptune import ANONYMOUS_API_TOKEN, init_model
  from neptune.attributes import String
  from neptune.common.exceptions import NeptuneException
  from neptune.common.warnings import NeptuneWarning, warned_once
  from neptune.envs import API_TOKEN_ENV_NAME, PROJECT_ENV_NAME
  from neptune.exceptions import NeptuneWrongInitParametersException
  from neptune.internal.backends.api_model import Attribute, AttributeType, IntAttribute
  from neptune.internal.backends.neptune_backend_mock import NeptuneBackendMock
  from tests.unit.neptune.new.client.abstract_experiment_test_mixin import AbstractExperimentTestMixin
  from tests.unit.neptune.new.utils.api_experiments_factory import api_model
label_desc: Use image node_id 1 for calling the TestClientModel obj's underlying member method code with example usage: obj.call_init() and returns: init_model