code: def test_valid_point_with_elevation(self):
      point = geojson.Point((-3.68, 40.41, 3.45))
      self.assertEqual(point.is_valid, True)
  
imports: import unittest
  import geojson
label_desc: Use image node_id 3 for calling the TestValidationPoint obj's underlying member method code with example usage: obj.test_valid_point_with_elevation() without return types