maint: modifying files to conform with "PTH" ruff rule #6660

Job	Run time
pick_server_suffix	1s
Build linux1 wheel	19s
Style Check	50s
debug	1s
retro 241 / Setup	1s
retro 251 / Setup	1s
retro 242 / Setup	1s
retro 231 / Setup	1s
retro 232 / Setup	1s
retro 222 / Setup	1s
retro 241 / Tests (3.9, windows-latest)	58s
retro 241 / Tests (3.9, ubuntu-latest)	1m 5s
retro 231 / Tests (3.9, windows-latest)	53s
Run examples on Docker / Setup	1s
Build and Test on Docker / Build and Test On Docker (3.9, ubuntu-latest)	1m 3s
tests / Setup	1s
retro 231 / Tests (3.9, ubuntu-latest)	1m 2s
tests_any / Setup	1s
docs / Documentation	56s
docs / Check doc style	20s
examples / Setup	1s
PyDPF-Post / Clone and Test (windows-latest, 3.9)	53s
PyDPF-Post / Clone and Test (ubuntu-latest, 3.9)	1m 1s
retro 242 / Tests (3.9, windows-latest)	53s
retro 242 / Tests (3.9, ubuntu-latest)	1m 0s
retro 251 / Tests (3.9, windows-latest)	49s
retro 251 / Tests (3.9, ubuntu-latest)	1m 0s
retro 232 / Tests (3.9, windows-latest)	49s
retro 232 / Tests (3.9, ubuntu-latest)	59s
retro 222 / Tests (3.9, windows-latest)	49s
retro 222 / Tests (3.9, ubuntu-latest)	56s
tests_any / Tests (3.9, windows-latest)	47s
tests_any / Tests (3.9, ubuntu-latest)	53s
Run examples on Docker / Run Examples (3.9, ubuntu-latest)	41s
tests / Tests (3.9, windows-latest)	46s
tests / Tests (3.9, ubuntu-latest)	53s
examples / Run Examples (3.9, windows-latest)	41s
examples / Run Examples (3.9, ubuntu-latest)	37s
upload-development-docs	1s
	22m 6s

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