Tuple Formatter Test Improvement

[greebie]

• Include test for flatten.default
• Remove duplicate call to FunSuite in ExtractPopularImagesTest

The title of this pull-request should be a brief description of what the pull-request fixes/improves/changes. Ideally 50 characters or less.

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GitHub issue(s):

#59

What does this Pull Request do?

Same as above.

How should this be tested?

Codecov.

Additional Notes:

Any additional information that you think would be helpful when reviewing this PR.

Interested parties

Thanks in advance for your help with the Archives Unleashed Toolkit!

[greebie]

This may not improve coverage, but is good to submit because it removes a duplicate import.

[codecov]

Codecov Report

Merging #145 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #145   +/-   ##
=======================================
  Coverage   67.74%   67.74%           
=======================================
  Files          38       38           
  Lines         775      775           
  Branches      143      143           
=======================================
  Hits          525      525           
  Misses        201      201           
  Partials       49       49

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