code: def test_contains_properly():
      polygon = Polygon([(0, 0), (10, 10), (10, -10)])
      line = LineString([(0, 0), (10, 0)])
      assert polygon.contains_properly(line) is False
      assert polygon.contains(line) is True
  
imports: import platform
  import weakref
  import numpy
  import pytest
  import shapely
  from shapely import GeometryCollection, LinearRing, LineString, MultiLineString, MultiPoint, MultiPolygon, Point, Polygon
  from shapely.errors import ShapelyDeprecationWarning
  from shapely.testing import assert_geometries_equal
label_desc: Use image node_id 14 for calling a global function with example usage: test_contains_properly() without return types