code: def test_to_array(self, point_args, expected):
      pt = self.testing_data._Point(*point_args)
      self.assertAllClose(pt.to_array(), expected)
  
imports: from collections.abc import Iterable
  import geomstats.backend
  from geomstats.test.test_case import TestCase
label_desc: Use image node_id 1 for calling the PointTestCase obj's underlying member method code with example usage: obj.test_to_array(point_args, expected) without return types