code: def _get_new_page(unique: bool = True) -> Page:
      bar = _create_bar()
      line = _create_line()
  
      if not unique:
          bar.chart_id = "chenjiandongx_is_an_awesome_boy"
          line.chart_id = "chenjiandongx_is_an_amazing_boy"
  
      p = Page(layout=Page.DraggablePageLayout)
      p.add(bar, line)
      return p
  
imports: from typing import Iterable
  from nose.tools import assert_equal, assert_in, assert_not_equal, assert_not_in, assert_true, raises
  from pyecharts.charts import Bar, Line, Page
  from pyecharts.commons.utils import OrderedSet
  from pyecharts.globals import ThemeType
  from pyecharts.components import Table
  from pyecharts import options
  from pyecharts.faker import Faker
label_desc: Use image node_id 11 for calling a global function with example usage: _get_new_page(unique) and returns: p