code: def testNearest2(self):
      with self.cached_session():
          [indices, distances] = clustering_ops.nearest_neighbors(
              self._points, self._centers, 2
          )
          self.assertAllClose(indices, [[0, 1], [0, 1], [1, 0], [4, 3]])
          self.assertAllClose(
              distances,
              [[0.0, 2.0], [5.0, 5.0], [1.0, 5.0], [0.0, 2.0]],
          )
  
imports: import numpy
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import clustering_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 3 for calling the NearestCentersTest obj's underlying member method code with example usage: obj.testNearest2() without return types