Fix defaulted command arguments not accepting different values

[sedders123]

No description provided.

[codecov]

Codecov Report

Merging #236 into develop will increase coverage by <.01%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           develop    #236      +/-   ##
==========================================
+ Coverage     99.3%   99.3%   +<.01%     
==========================================
  Files            8       8              
  Lines          432     433       +1     
==========================================
+ Hits           429     430       +1     
  Misses           3       3

Impacted Files	Coverage Δ
phial/utils.py	100% <100%> (ø)	⬆️

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