code: def recClearTag(element):
      
      children = element.getchildren()
      if len(children) > 0:
          for child in children:
              recClearTag(child)
      element.tag = clearTag(element.tag)
docs: Applies maspy.xml.clearTag() to the tag attribute of the "element" and
      recursively to all child elements.
  
      :param element: an :instance:`xml.etree.Element`