code: def iris_train():
      data = load_iris()
      X, y = shuffle(data.data, data.target, random_state=13)
      return X, y, data.feature_names, data.target_names
  
file_path: eli5/tests/conftest.py
imports: import pytest
  import numpy
  from sklearn.datasets import fetch_20newsgroups, load_boston, load_iris
  from sklearn.utils import shuffle
label_desc: Use image node_id 7 for calling a global function with example usage: iris_train() and returns: X,  y,  data,  data