refactor: pylint cleanups

[JonatanMartens]

No description provided.

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[coveralls]

Pull Request Test Coverage Report for Build 4397046171

• 10 of 10 (100.0%) changed or added relevant lines in 7 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.009%) to 93.291%

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Totals
Change from base Build 3751993086:	0.009%
Covered Lines:	737
Relevant Lines:	790

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💛 - Coveralls