The scalar `default_value` is the value output for keys not present in the
table. It must also be of the same type as the table values.
  }];

  let arguments = (ins
    TFL_ResourceTensor:$hash_table,
    TFL_TensorOf<[I32, TFL_Str, I64]>:$keys,
    TFL_TensorOf<[F32, I32, TFL_Str, I64]>:$default_value
  );

  let results = (outs TFL_TensorOf<[F32, I32, TFL_Str, I64]>:$out);
}

  // CHECK-SAME: key_dtype = !tf_type.string
  // CHECK-SAME: shared_name = "table"
  // CHECK-SAME: value_dtype = i32
  // CHECK-SAME: device = ""
  // CHECK-SAME: () -> tensor<!tf_type.resource>
  %handle = "tf.HashTable"() {container = "", device = "", shared_name = "table", key_dtype = !tf_type.string, value_dtype = i32} : () -> tensor<*x!tf_type.stringref>

  // CHECK: "tf.InitializeTableFromTextFileV2"([[handle]]