code: def test_uniquify_non_unique_name(self):
      name = "non_unique_name"
      naming.uniquify(name)
      unique_name = naming.uniquify(name)
      self.assertEqual(unique_name, name + "_1")
  
imports: from keras.testing import test_case
  from keras.utils import naming
label_desc: Use image node_id 4 for calling the NamingUtilsTest obj's underlying member method code with example usage: obj.test_uniquify_non_unique_name() without return types