style: format code with Black

[deepsource-autofix[bot]]

This commit fixes the style issues introduced in 47d2291 according to the output from Black.

Details: None

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud

[codacy-production[bot]]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
:white_check_mark: +0.00%	:white_check_mark: ∅

Coverage variation details

| | Coverable lines | Covered lines | Coverage | | ------------- | ------------- | ------------- | ------------- | | Common ancestor commit (47d2291690cd287ce4794a44fa539e2754465bf4) | 2320 | 1558 | 67.16% | | | Head commit (d937c62a361fb60521f3b618f40d4b25ab69d4c5) | 2320 (+0) | 1558 (+0) | 67.16% (**+0.00%**) | **Coverage variation** is the difference between the coverage for the head and common ancestor commits of the pull request branch: ` - `

Diff coverage details

| | Coverable lines | Covered lines | Diff coverage | | ------------- | ------------- | ------------- | ------------- | | Pull request (#153) | 0 | 0 | **∅ (not applicable)** | **Diff coverage** is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: `/ * 100%`

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_{You may notice some variations in coverage metrics with the latest Coverage engine update. For more details, visit the documentation}