code: def test_iris_data_r():
      tmp = np.genfromtxt(fname=DATA_PATH, delimiter=",")
      original_r_data_x, original_r_data_y = tmp[:, :-1], tmp[:, -1]
      original_r_data_y = original_r_data_y.astype(int)
      original_r_data_x[34] = [4.9, 3.1, 1.5, 0.2]
      original_r_data_x[37] = [4.9, 3.6, 1.4, 0.1]
      iris_x, iris_y = iris_data(version="corrected")
      assert_array_equal(original_r_data_x, iris_x)
  
file_path: mlxtend/mlxtend/data/tests/test_iris.py
imports: import os
  import re
  import numpy
  import pytest
  from numpy.testing import assert_array_equal
  from mlxtend.data import iris_data
label_desc: Use image node_id 2 for calling a global function with example usage: test_iris_data_r() without return types