fix besmod export and clarify example and variable names #100

Job	Run time
ci / build / build	3m 40s
ci / pylint / pylint	51s
ci / coverage_test / coverage	5m 50s
ci / ruff / ruff	7s
ci / tests / test (3.10)	3m 34s
ci / tests / test (3.8)	2m 17s
ci / sphinx_doc / docs	3m 49s
ci / fiware_coverage	-1s
ci / tests / test (3.11)	2m 7s
ci / tests / test (3.9)	2m 18s
ci / tests / test (3.12)	2m 22s
ci / tests / test (3.13)	4m 59s
ci / fiware_tests	-1s
ci / coverage_test / dymola_coverage	-1s
ci / convert_examples / convert-examples	22s
ci / pypi_release / Build and Release	-1s
ci / semantic_release / semantic-release	0s
ci / gh_pages / gh_pages	0s
	32m 12s

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