[fmt] utils, import, viz tests

[RMeli]

---

📚 Documentation preview 📚: https://mdanalysis--4875.org.readthedocs.build/en/4875/

[pep8speaks]

Hello @RMeli! Thanks for opening this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file testsuite/MDAnalysisTests/utils/test_datafiles.py:

Line 46:80: E501 line too long (86 > 79 characters)
Line 57:9: W503 line break before binary operator
Line 58:9: W503 line break before binary operator

• In the file testsuite/MDAnalysisTests/utils/test_imports.py:

Line 59:17: W503 line break before binary operator
Line 60:17: W503 line break before binary operator
Line 60:21: E713 test for membership should be 'not in'

• In the file testsuite/MDAnalysisTests/utils/test_meta.py:

Line 43:80: E501 line too long (91 > 79 characters)
Line 60:80: E501 line too long (81 > 79 characters)

• In the file testsuite/MDAnalysisTests/utils/test_modelling.py:

Line 71:80: E501 line too long (80 > 79 characters)
Line 86:80: E501 line too long (81 > 79 characters)
Line 189:17: W503 line break before binary operator
Line 190:17: W503 line break before binary operator
Line 197:17: W503 line break before binary operator
Line 198:17: W503 line break before binary operator
Line 312:13: W503 line break before binary operator
Line 316:13: W503 line break before binary operator
Line 320:13: W503 line break before binary operator

• In the file testsuite/MDAnalysisTests/utils/test_selections.py:

Line 197:80: E501 line too long (107 > 79 characters)
Line 225:80: E501 line too long (82 > 79 characters)

• In the file testsuite/MDAnalysisTests/utils/test_transformations.py:

Line 380:9: E741 ambiguous variable name 'O'

[RMeli]

Nothing fishy, good to go IMO.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 93.63%. Comparing base (453be6c) to head (cf6eb00).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #4875      +/-   ##
===========================================
- Coverage    93.66%   93.63%   -0.03%     
===========================================
  Files          177      189      +12     
  Lines        21787    22853    +1066     
  Branches      3067     3067              
===========================================
+ Hits         20406    21399     +993     
- Misses         929     1002      +73     
  Partials       452      452              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[marinegor]

Retrospective LGTM