def mutnodeset_union(iterable):
    set = mutnodeset()
    for it in iterable:
	set |= it
    return set
Return a mutable nodeset which is the union of all nodesets in iterable.
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/guppy-0.1.10/guppy/sets/__init__.py/mutnodeset_union