code: def test_check_Xy_invalid_dtype_X():
      assert_raises(
          ValueError,
          "X must be an integer or float array. Found object.",
          check_Xy,
          X.astype("object"),
          y,
      )
  
imports: import os
  import sys
  import numpy
  from mlxtend.utils import assert_raises, check_Xy, format_kwarg_dictionaries
label_desc: Use image node_id 6 for calling a global function with example usage: test_check_Xy_invalid_dtype_X() without return types