code: def test_mask_vals_in_arr(im, im_mask):
      """If vals are not found in mask_arr, fail gracefully"""
      values_not_in_mask = [99, -99]
      with pytest.raises(
          ValueError,
          match="The values provided for the mask do not occur",
      ):
          mask_pixels(im, im_mask, values_not_in_mask)
  
file_path: earthpy/earthpy/tests/test_mask.py
imports: import numpy
  from earthpy.mask import mask_pixels
  import pytest
label_desc: Use image node_id 7 for calling a global function with example usage: test_mask_vals_in_arr(im, im_mask) without return types