Expand test options and correct py.typed

[nstarman]

Description

Nearly ready to push to PyPI

PR Checklist

• Check out the contributing guidelines and code of conduct
• Check out the contributing workflow ( for a practical example click here )
• Give a detailed description of the PR above.
• Document changes in the CHANGES.rst file. See existing changelog for examples.
• Add tests, if applicable, to ensure code coverage never decreases.
• Make sure the docs are up to date, if applicable, particularly the docstrings and RST files in docs folder.
• Ensure linear history by rebasing, when requested by the maintainer.

[codecov]

Codecov Report

Base: 87.39% // Head: 87.39% // No change to project coverage 👍

Coverage data is based on head (79dff45) compared to base (be8bb29).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #31   +/-   ##
=======================================
  Coverage   87.39%   87.39%           
=======================================
  Files          11       11           
  Lines         468      468           
=======================================
  Hits          409      409           
  Misses         59       59           

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