feat: Update docstrings and tests, introduce orcid argument

[yucongalicechen]

closes #150, closes #152

• Update docstrings and tests
• Add orcid argument in the main module and load_user_info

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.21%. Comparing base (08032ab) to head (84aa727).
Report is 7 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #154      +/-   ##
==========================================
- Coverage   99.27%   99.21%   -0.07%     
==========================================
  Files           5        5              
  Lines         275      254      -21     
==========================================
- Hits          273      252      -21     
  Misses          2        2              

Files with missing lines	Coverage Δ
tests/test_functions.py	100.00% <100.00%> (ø)
tests/test_tools.py	98.50% <100.00%> (-0.11%)	⬇️

[yucongalicechen]

Added tests for orcid

[yucongalicechen]

@sbillinge ready for review! this is probably a big commit.. But most changes are for updating docstrings and test comments.

[sbillinge]

@yucongalicechen nicely done there!