

def getAttribute(self, node, attr):
    try:
        attribute = node.attributes.get(attr)
        if (attribute is not None):
            return attribute.value
    except KeyError:
        pass
    return None

dataset/ETHPy150Open VisTrails/VisTrails/vistrails/db/versions/v0_6_0/persistence/xml/xml_dao.py XMLDAO.getAttribute/original