Stefano Cossu 05975332b6 Further simplify set operations. %!s(int64=7) %!d(string=hai) anos
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base_rdf_layout.py 2a375344eb Simplify stack and move methods to less specific classes. %!s(int64=7) %!d(string=hai) anos
full_provenance_layout.py afbd481916 change core package to dictionaries. %!s(int64=7) %!d(string=hai) anos
simple_layout.py 05975332b6 Further simplify set operations. %!s(int64=7) %!d(string=hai) anos