code: def test_find_insert_find_strings_eager(self):
      default = "Default"
      foo = "Foo"
      bar = "Bar"
      hash_table = simple_hash_table.SimpleHashTable(
          tf.string, tf.string, default
      )
      result1 = hash_table.find(foo, default)
      self.assertEqual(result1, default)
      hash_table.insert(foo, bar)
      result2 = hash_table.find(foo, default)
      self.assertEqual(result2, bar)
  
file_path: tensorflow-upstream/tensorflow/examples/custom_ops_doc/simple_hash_table/simple_hash_table_test.py
imports: import os.path
  import tempfile
  from absl.testing import parameterized
  import tensorflow
  from tensorflow.examples.custom_ops_doc.simple_hash_table import simple_hash_table
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import test_util
label_desc: Use image node_id 4 for calling the SimpleHashTableTest obj's underlying member method code with example usage: obj.test_find_insert_find_strings_eager() without return types