Improve the CLI with more options

[Cadair]

No description provided.

[codecov]

Codecov Report

Merging #103 (2e7dc9b) into main (c75353c) will decrease coverage by 0.11%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #103      +/-   ##
==========================================
- Coverage   93.24%   93.13%   -0.12%     
==========================================
  Files           5        5              
  Lines         548      568      +20     
==========================================
+ Hits          511      529      +18     
- Misses         37       39       +2     

Impacted Files	Coverage Δ
parfive/main.py	93.93% <100.00%> (-6.07%)	⬇️

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