Logic or documentation of node `expanded` attribute

caesar0301 / treelib

An efficient implementation of tree data structure in python 2/3.

http://treelib.readthedocs.io/en/latest/

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Logic or documentation of node `expanded` attribute #132

Open leonardbinet opened 4 years ago

leonardbinet commented 4 years ago

I couldn't understand in which cases the node expanded attribute had utility. In most case (to_dict serialization, __print_backend) couldn't it be simply replaced by the usage of filter functions?