code: def _get_sections(request):
      
      sections = []
      for section_url in SECTIONS:
          crumb = find_crumb(request, section_url)
          if crumb:
              if section_url == '/':
                  if request.path == section_url:
                      crumb.is_current = True
              else:
                  if request.path.startswith(section_url):
                      crumb.is_current = True
              sections.append(crumb)
  
      return sections
docs: Returns list of sections (horizontal cut, base level).