External input param

[cowan-macady]

• add input param and tests
• add tests on external data

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.26%. Comparing base (88d54d1) to head (f79f284).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #268   +/-   ##
=======================================
  Coverage   72.26%   72.26%           
=======================================
  Files          36       36           
  Lines        1583     1583           
=======================================
  Hits         1144     1144           
  Misses        381      381           
  Partials       58       58           

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[deepsource-io]

Here's the code health analysis summary for commits 88d54d1..f79f284. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
Go	✅ Success		View Check ↗

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[jakubtomany]

LGTM