Description

tkinter file selector currently doesn't work on mac. Disable tkinter file selector if user system is Darwin.

Type of change

Please delete options that are not relevant.

GUI

Test Configuration:

[x] My code follows the style guidelines of this project
[x] I have performed a self-review of my code
[x] I have commented my code, particularly in hard-to-understand areas
[x] I have made corresponding changes to the documentation
[x] My changes generate no new warnings
[x] I have added tests that prove my fix is effective or that my feature works
[x] New and existing unit tests pass locally with my changes
[x] Any dependent changes have been merged and published in downstream modules
Contents (#132)