def open_unknown(self, fullurl, data=None):
        type, url = splittype(fullurl)
        raise IOError, ('url error', 'unknown url type', type)
Remove all retype information for field `name`
dataset/ETHPy150Open ofermend/medicare-demo/socialite/jython/Lib/urllib.py/URLopener.open_unknown--crossover with--dataset/ETHPy150Open Stiivi/brewery/brewery/nodes/base.py/Node.reset_type