code: def _extract_comment(_comment):
      """
      remove '#' at start of comment
      """
      # if _comment is empty, do nothing
      if not _comment:
          return _comment
  
      # str_ = _comment.lstrip(" ")
      str_ = _comment.strip()
      str_ = str_.lstrip("#")
  
      return str_
  
imports: import sys
  import argparse
  from argparse import Namespace
  import os, shutil
  import getopt
  from ruamel.yaml import YAML, yaml_object
  from ruamel.yaml.comments import CommentedSeq, CommentedMap
  from ruamel.yaml.tokens import CommentToken
label_desc: Use image node_id 1 for calling a global function with example usage: _extract_comment(_comment) and returns: str_, _comment