code: def test_exog_np_array():
      X_np = np.random.RandomState(1).rand(5, 5)
  
      # show works on a list
      assert_array_almost_equal(X_np, check_exog(X_np.tolist()))
      assert_array_almost_equal(X_np, check_exog(X_np))
  
imports: from pmdarima.utils.array import diff, diff_inv, c, is_iterable, as_series, check_exog, check_endog
  from pmdarima.utils import get_callable
  from numpy.testing import assert_array_equal, assert_array_almost_equal
  import datetime
  import pytest
  import pandas
  import numpy
label_desc: Use image node_id 13 for calling a global function with example usage: test_exog_np_array() without return types