code: def test_3_points_0_steps(self):
      points = [(0, 0), (1, 2), (0.5, 3)]
  
      inter = interpolate_points(points, 0)
  
      assert np.allclose(inter, np.float32([[0, 0], [1, 2], [0.5, 3]]))
  
imports: from __future__ import print_function, division, absolute_import
  import sys
  import numpy
  from imgaug.augmentables.utils import interpolate_points, interpolate_point_pair, interpolate_points_by_max_distance, normalize_shape, normalize_imglike_shape
label_desc: Use image node_id 4 for calling the Test_interpolate_points obj's underlying member method code with example usage: obj.test_3_points_0_steps() without return types