code: def test_combine_single_parameter(self):
      self.assertEqual(
          [{"a": 1, "b": 2}, {"a": 2, "b": 2}],
          combinations.combine(a=[1, 2], b=2),
      )
  
file_path: tensorflow-upstream/tensorflow/python/framework/test_combinations_test.py
imports: from collections import OrderedDict
  from absl.testing import parameterized
  from tensorflow.python.framework import test_combinations
  from tensorflow.python.eager import test
label_desc: Use image node_id 3 for calling the TestingCombinationsTest obj's underlying member method code with example usage: obj.test_combine_single_parameter() without return types