Doc: flake8 todos #6780

Job	Run time
Style Check	48s
Build linux1 wheel	17s
debug	1s
pick_server_suffix	1s
retro 241	0s
retro 242	0s
retro 251	0s
retro 231	0s
retro 232	0s
retro 222	0s
docs	0s
PyDPF-Post	0s
examples	0s
Run examples on Docker / Setup	1s
Build and Test on Docker / Build and Test On Docker (3.9, ubuntu-latest)	16m 26s
tests / Setup	1s
tests_any / Setup	1s
upload-development-docs	0s
tests_any / Tests (3.9, windows-latest)	20m 15s
tests_any / Tests (3.9, ubuntu-latest)	13m 1s
Run examples on Docker / Run Examples (3.9, ubuntu-latest)	20m 29s
tests / Tests (3.9, windows-latest)	19m 8s
tests / Tests (3.9, ubuntu-latest)	13m 34s
	1h 44m 3s

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