code: def test_sklearn_regressor_checks():
      """Run the sklearn estimator validation checks on SymbolicRegressor"""
  
      check_estimator(
          SymbolicRegressor(population_size=1000, generations=5)
      )
  
imports: from sklearn.utils.estimator_checks import check_estimator
  from gplearn.genetic import SymbolicClassifier, SymbolicRegressor
  from gplearn.genetic import SymbolicTransformer
label_desc: Use image node_id 1 for calling a global function with example usage: test_sklearn_regressor_checks() without return types