How to use the dbt.ui.printer.print_timestamped_line function in dbt

with Timer() as timer:
                    if len(sql.strip()) > 0:
                        status, _ = adapter.execute(sql, auto_begin=False,
                                                    fetch=False)
                self.ran_hooks.append(hook)

                with finishctx, DbtModelState({'node_status': 'passed'}):
                    print_hook_end_line(
                        hook_text, status, idx, num_hooks, timer.elapsed
                    )

        self._total_executed += len(ordered_hooks)

        with TextOnly():
            print_timestamped_line("")

def run_hooks(self, adapter, hook_type: RunHookType, extra_context):
        ordered_hooks = self.get_hooks_by_type(hook_type)

        # on-run-* hooks should run outside of a transaction. This happens
        # b/c psycopg2 automatically begins a transaction when a connection
        # is created.
        adapter.clear_transaction()
        if not ordered_hooks:
            return
        num_hooks = len(ordered_hooks)

        plural = 'hook' if num_hooks == 1 else 'hooks'
        with TextOnly():
            print_timestamped_line("")
        print_timestamped_line(
            'Running {} {} {}'.format(num_hooks, hook_type, plural)
        )
        startctx = TimestampNamed('node_started_at')
        finishctx = TimestampNamed('node_finished_at')

        for idx, hook in enumerate(ordered_hooks, start=1):
            sql = self.get_hook_sql(adapter, hook, idx, num_hooks,
                                    extra_context)

            hook_text = '{}.{}.{}'.format(hook.package_name, hook_type,
                                          hook.index)
            hook_meta_ctx = HookMetadata(hook, self.index_offset(idx))
            running_ctx = DbtModelState({'node_status': 'running'})
            with UniqueID(hook.unique_id):
                with hook_meta_ctx, startctx, running_ctx:

def print_results_line(self, results, execution_time):
        nodes = [r.node for r in results] + self.ran_hooks
        stat_line = get_counts(nodes)

        execution = ""

        if execution_time is not None:
            execution = " in {execution_time:0.2f}s".format(
                execution_time=execution_time)

        with TextOnly():
            print_timestamped_line("")
        print_timestamped_line(
            "Finished running {stat_line}{execution}."
            .format(stat_line=stat_line, execution=execution))

def execute_nodes(self):
        num_threads = self.config.threads
        target_name = self.config.target_name

        text = "Concurrency: {} threads (target='{}')"
        concurrency_line = text.format(num_threads, target_name)
        with NodeCount(self.num_nodes):
            dbt.ui.printer.print_timestamped_line(concurrency_line)
        with TextOnly():
            dbt.ui.printer.print_timestamped_line("")

        pool = ThreadPool(num_threads)
        try:
            self.run_queue(pool)

        except KeyboardInterrupt:
            pool.close()
            pool.terminate()

            adapter = get_adapter(self.config)

            if not adapter.is_cancelable():
                msg = ("The {} adapter does not support query "
                       "cancellation. Some queries may still be "
                       "running!".format(adapter.type()))

try:
            self.run_queue(pool)

        except KeyboardInterrupt:
            pool.close()
            pool.terminate()

            adapter = get_adapter(self.config)

            if not adapter.is_cancelable():
                msg = ("The {} adapter does not support query "
                       "cancellation. Some queries may still be "
                       "running!".format(adapter.type()))

                yellow = dbt.ui.printer.COLOR_FG_YELLOW
                dbt.ui.printer.print_timestamped_line(msg, yellow)
                raise

            for conn_name in adapter.cancel_open_connections():
                dbt.ui.printer.print_cancel_line(conn_name)

            pool.join()

            dbt.ui.printer.print_run_end_messages(self.node_results,
                                                  early_exit=True)

            raise

        pool.close()
        pool.join()

        return self.node_results

def execute_nodes(self):
        num_threads = self.config.threads
        target_name = self.config.target_name

        text = "Concurrency: {} threads (target='{}')"
        concurrency_line = text.format(num_threads, target_name)
        dbt.ui.printer.print_timestamped_line(concurrency_line)
        dbt.ui.printer.print_timestamped_line("")

        pool = ThreadPool(num_threads)
        try:
            self.run_queue(pool)

        except KeyboardInterrupt:
            pool.close()
            pool.terminate()

            adapter = get_adapter(self.config)

            if not adapter.is_cancelable():
                msg = ("The {} adapter does not support query "
                       "cancellation. Some queries may still be "
                       "running!".format(adapter.type()))

def execute_nodes(self):
        num_threads = self.config.threads
        target_name = self.config.target_name

        text = "Concurrency: {} threads (target='{}')"
        concurrency_line = text.format(num_threads, target_name)
        with NodeCount(self.num_nodes):
            dbt.ui.printer.print_timestamped_line(concurrency_line)
        with TextOnly():
            dbt.ui.printer.print_timestamped_line("")

        pool = ThreadPool(num_threads)
        try:
            self.run_queue(pool)

        except KeyboardInterrupt:
            pool.close()
            pool.terminate()

            adapter = get_adapter(self.config)

            if not adapter.is_cancelable():
                msg = ("The {} adapter does not support query "
                       "cancellation. Some queries may still be "