def create_pathname(self, name):
        # Return Value
        # ------------
        # (tree_list: [], dataset: '')
        #
        def filter_blanks(n):
            return n is not ''

        tree_list =  name.split('/') # return a list of datagroup, datasubgroups and the dataset
        tree_list = filter(filter_blanks, tree_list)
        dataset = tree_list.pop()
        return tree_list, dataset
Creates a list that holds the datagroup tree components. Returns name of the dataset.
dataset/ETHPy150Open ooici/pyon/prototype/hdf/hdf_codec.py/HDFEncoder.create_pathname