class_docstr: A HelpFormatter with a couple of changes to meet our needs.
      
code: def _fill_text(self, text, width, indent):
      return argparse.RawDescriptionHelpFormatter._fill_text(
          self, dedent(text), width, indent
      )
  
imports: import argparse
  import re
  from IPython.core.error import UsageError
  from IPython.utils.decorators import undoc
  from IPython.utils.process import arg_split
  from IPython.utils.text import dedent
label_desc: Use image node_id 1 for calling the MagicHelpFormatter obj's underlying member method code with example usage: obj._fill_text(text, width, indent) and returns: argparse