workaround for mixed string/posixpath error

[sblair-metrostar]

Reference Issues or PRs

Fixes #1914

What does this implement/fix?

Put a x in the boxes that apply

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds a feature)
• Breaking change (fix or feature that would cause existing features not to work as expected)
• Documentation Update
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no API changes)
• Build related changes
• Other (please describe):

Testing

• Did you test the pull request locally?
• Did you add new tests?

Any other comments?

Technically fixes the issue, but more of a workaround

[sblair-metrostar]

@iameskild @costrouc This draft has my working fixes for a couple of other issues as well, #1919 and #1916 so far.

[iameskild]

Thanks for these fixes @sblair-metrostar!