style: format code with Black and isort

[deepsource-autofix[bot]]

This commit fixes the style issues introduced in 351a5d7 according to the output from Black and isort.

Details: None

[deepsource-io[bot]]

Here's the code health analysis summary for commits 351a5d7..ce571a5. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
Python	❌ Failure	❗ 1 occurence introduced 🎯 22 occurences resolved	View Check ↗

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