code: def test_coverage_union_non_polygon_inputs(geom_1, geom_2):
      if shapely.geos_version >= (3, 12, 0):
  
          def effective_geom_types(geom):
              if hasattr(geom, "geoms") and not geom.is_empty:
                  gts = set()
                  for geom in geom.geoms:
                      gts |= effective_geom_types(geom)
                  return gts
              return {
                  geom.geom_type.lstrip("Multi").replace(
                      "LinearRing", "LineString"
                  )
              }
  
          geom_types_1 = effective_geom_types(geom_1)
          geom_types_2 = effective_geom_types(geom_2)
          if len(geom_types_1) == 1 and geom_types_1 == geom_types_2:
              with ignore_invalid():
                  # these show "invalid value encountered in coverage_union"
                  result = shapely.coverage_union(geom_1, geom_2)
              assert geom_types_1 == effective_geom_types(result)
          else:
              with pytest.raises(
                  shapely.GEOSException,
                  match="Overlay input is mixed-dimension",
              ):
                  shapely.coverage_union(geom_1, geom_2)
      else:
          # Non polygon geometries raise an error
          with pytest.raises(
              shapely.GEOSException,
              match="Unhandled geometry type in CoverageUnion.",
          ):
              shapely.coverage_union(geom_1, geom_2)
  
imports: import numpy
  import pytest
  import shapely
  from shapely import Geometry, GeometryCollection, Polygon
  from shapely.errors import UnsupportedGEOSVersionError
  from shapely.testing import assert_geometries_equal
  from shapely.tests.common import all_types, empty, ignore_invalid, point, polygon
label_desc: Use image node_id 25 for calling a global function with example usage: test_coverage_union_non_polygon_inputs(geom_1, geom_2) and returns: unknown, gts