def _GetElementByTagName(e, ns, tag_name):
  seq = e.getElementsByTagNameNS(unicode(ns), unicode(tag_name))
  if seq.length == 0: raise ValueError('Element %s not found' % tag_name)
  if seq.length > 1: raise ValueError('Element %s appears multiple times' %
                                      tag_name)
  return seq.item(0)
Get stack information for current context.
dataset/ETHPy150Open mimecuvalo/helloworld/packages/magicsig/__init__.py/_GetElementByTagName--crossover with--dataset/ETHPy150Open martomo/SublimeTextXdebug/xdebug/session.py/SocketHandler.get_stack_values