class_docstr: Test cases for wandb interface class.
docstr: Test initialization with wandb credentials specified.
docstr_tok: ["Test","initialization","with","wandb","credentials","specified","."]
code: def test_update_config(self):
      """Test initialization with wandb credentials specified."""
      mock_wandb_run = Mock()
      with patch(
          "skll.utils.wandb.wandb.init", return_value=mock_wandb_run
      ) as mock_wandb_init:
          wandb_logger = WandbLogger(
              {
                  "wandb_entity": "wandb_entity",
                  "wandb_project": "wandb_project",
              }
          )
          wandb_logger.log_configuration({"task": "train"})
          mock_wandb_init.assert_called_with(
              project="wandb_project", entity="wandb_entity"
          )
          mock_wandb_run.config.update.assert_called_with(
              {"task": "train"}
          )
  
file_path: skll/tests/test_wandb.py
imports: import unittest
  from unittest.mock import Mock, patch
  from skll.utils.wandb import WandbLogger
label_desc: Use image node_id 3 for calling the TestWandb obj's underlying member method code with example usage: obj.test_update_config() without return types