code: def makeExtension(**kwargs):  # pragma: no cover
      return MarkdownInHtmlExtension(**kwargs)
  
imports: from __future__ import annotations
  from .None import Extension
  from ..blockprocessors import BlockProcessor
  from ..preprocessors import Preprocessor
  from ..postprocessors import RawHtmlPostprocessor
  from ..None import util
  from ..htmlparser import HTMLExtractor, blank_line_re
  import xml.etree.ElementTree
  from typing import TYPE_CHECKING, Literal, Mapping
label_desc: Use image node_id 1 for calling a global function with example usage: makeExtension() and returns: MarkdownInHtmlExtension