code: def testInTopNan(self):
      predictions = [
          [0.1, float("nan"), 0.2, 0.4],
          [0.1, 0.2, 0.3, float("inf")],
      ]
      target = [1, 3]
      self._validateInTopK(predictions, target, 2, [False, False])
  
file_path: tensorflow-upstream/tensorflow/python/kernel_tests/math_ops/in_topk_op_test.py
imports: import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.ops import nn_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 6 for calling the InTopKTest obj's underlying member method code with example usage: obj.testInTopNan() without return types