code: def test_invalid_epsg_strings(crs_from, crs_to):
      with pytest.raises(RuntimeError):
          cuTransformer.from_crs(
              to_epsg_string(crs_from), to_epsg_string(crs_to)
          )
  
imports: import cupy
  import geopandas
  import numpy
  import pytest
  from cupy.testing import assert_allclose
  from pyproj import Transformer
  from pyproj.enums import TransformDirection
  from shapely.geometry import Point
  import cuspatial
  from cuproj import Transformer
label_desc: Use image node_id 8 for calling a global function with example usage: test_invalid_epsg_strings(crs_from, crs_to) without return types