def dereference(self):
        all = []
        indexes = {}
        for child in self.children:
            child.content(all)
        deplist = DepList()
        for x in all:
            x.qualify()
            midx, deps = x.dependencies()
            item = (x, tuple(deps))
            deplist.add(item)
            indexes[x] = midx
        for x, deps in deplist.sort():
            midx = indexes.get(x)
            if midx is None: continue
            d = deps[midx]
            #log.debug('(%s) merging %s <== %s', self.tns[1], Repr(x), Repr(d))
            x.merge(d)
Instruct all children to perform dereferencing.
dataset/ETHPy150Open jumoconnect/openjumo/jumodjango/lib/suds/xsd/schema.py/Schema.dereference