def reset_vo_warnings():
 from . import converters, xmlutil
 for module in (converters, exceptions, tree, xmlutil):
  if hasattr(module, u'__warningregistry__'):
   del module.__warningregistry__

def reset_vo_warnings ( ) : from . import converters , xmlutil for module in ( converters , exceptions , tree , xmlutil ) : if hasattr ( module , u'__warningregistry__' ) : del module . __warningregistry__
resets all of the vo warning state so that warnings that have already been emitted will be emitted again .