code: def test_smoke():
      """A simple test that the class can be instantiated."""
      model = TemplateSKLearnClassifier(num_features=1, num_classes=1)
      assert model is not None
  
imports: import os
  import numpy
  import pytest
  import torch
  from flash import Trainer
  from flash.core.data.io.input import DataKeys
  from flash.core.utilities.imports import _SKLEARN_AVAILABLE, _TOPIC_CORE_AVAILABLE
  from flash.template import TemplateSKLearnClassifier
  from flash.template.classification.data import TemplateData
  from torch import Tensor
label_desc: Use image node_id 1 for calling a global function with example usage: test_smoke() without return types