code: def test_invalid_orientation():
      with pytest.raises(ValueError):
          annotation_stripes(direction="diagonal")
  
file_path: plotnine/tests/test_annotation_stripes.py
imports: import numpy
  import pandas
  import pytest
  from plotnine import aes, annotation_stripes, coord_flip, facet_wrap, geom_point, geom_vline, ggplot
label_desc: Use image node_id 7 for calling a global function with example usage: test_invalid_orientation() without return types