style: format code with Black and isort

[deepsource-autofix[bot]]

This commit fixes the style issues introduced in 8600847 according to the output from Black and isort.

Details: None

[deepsource-io[bot]]

Here's the code health analysis summary for commits 8600847..3abd10c. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
Python	✅ Success	🎯 1 occurence resolved	View Check ↗

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