- for child in node:
- if child.tag in (_x('ttml:br'), _x('ttaf1:br'), 'br'):
- out += '\n' + str_or_empty(child.tail)
- elif child.tag in (_x('ttml:span'), _x('ttaf1:span'), 'span'):
- out += str_or_empty(parse_node(child))
- else:
- out += str_or_empty(xml.etree.ElementTree.tostring(child))