Avoid implicit re-export that raises mypy --strict error
Avoid implicit re-export that raises mypy --strict error

Signed-off-by: Alex Nelson <d5aca716d6ed55a86fa350cb5231ca56b21085ca@nist.gov>

RDFLib/rdflib,RDFLib/rdflib,RDFLib/rdflib,RDFLib/rdflib