code: def test_compute_pairwise_distances(self):
      n1 = 10
      n2 = 50
      coords1 = np.random.rand(n1, 3)
      coords2 = np.random.rand(n2, 3)
  
      distance = compute_pairwise_distances(coords1, coords2)
      self.assertEqual(distance.shape, (n1, n2))
      self.assertTrue((distance >= 0).all())
      # random coords between 0 and 1, so the max possible distance in sqrt(3)
      self.assertTrue((distance <= 3.0**0.5).all())
  
      # check if correct distance metric was used
      coords1 = np.array([[0, 0, 0], [1, 0, 0]])
      coords2 = np.array([[1, 0, 0], [2, 0, 0], [3, 0, 0]])
      distance = compute_pairwise_distances(coords1, coords2)
      self.assertTrue((distance == [[1, 2, 3], [0, 1, 2]]).all())
  
file_path: deepchem/deepchem/utils/test/test_geometry_utils.py
imports: import unittest
  import numpy
  from deepchem.utils import geometry_utils
  from deepchem.utils.geometry_utils import unit_vector
  from deepchem.utils.geometry_utils import angle_between
  from deepchem.utils.geometry_utils import compute_pairwise_distances
  from deepchem.utils.geometry_utils import generate_random_unit_vector
  from deepchem.utils.geometry_utils import generate_random_rotation_matrix
  from deepchem.utils.geometry_utils import is_angle_within_cutoff
label_desc: Use image node_id 6 for calling the TestGeometryUtils obj's underlying member method code with example usage: obj.test_compute_pairwise_distances() without return types