parameters: (self, node)
return_statement: return etree.tostring(node, encoding='utf-8', pretty_print=True)
docstring: return an xml string corresponding to the node
docstring_summary: return an xml string corresponding to the node
docstring_tokens: return an xml string corresponding to the node
function: def nodeToString(self, node):
      """
      return an xml string corresponding to the node
      """
      return etree.tostring(node, encoding='utf-8', pretty_print=True)
function_tokens: def nodeToString ( self , node ) : return etree . tostring ( node , encoding = 'utf-8' , pretty_print = True )