code: def form_output_anchor(output_id: str) -> str:
      """Form unique output anchor."""
      return f"summary_{output_id}"
  
imports: import io
  import json
  import textwrap
  import typing
  from contextlib import contextmanager
  import matplotlib
  import matplotlib.pyplot
  import numpy
  import pandas
  import plotly.io._html
  from ipywidgets import DOMWidget
  from jsonpickle.pickler import Pickler
  from pandas.io.formats.style import Styler
  from plotly.io._utils import plotly_cdn_url
  from plotly.offline.offline import get_plotlyjs
  from deepchecks.core import check_result
  from deepchecks.core import errors
  from deepchecks.utils.dataframes import hide_index_for_display, un_numpy
  from deepchecks.utils.html import linktag
  from deepchecks.utils.strings import truncate_string
label_desc: Use image node_id 1 for calling a global function with example usage: form_output_anchor(output_id) and returns: str, output_id