code: def _make_str_header(report_header):
      sep = "=" * 54 + "\n"
      return "\n" + sep + "== " + report_header + "\n" + sep
  
imports: import os
  import re
  import sys
  import xml.etree.ElementTree
label_desc: Use image node_id 17 for calling a global function with example usage: _make_str_header(report_header) and returns: unknown