Add a simple util function

[bosenqu]

No description provided.

[github-actions]

🚀 TEST RESULT SUMMARY

Report	Passed	Failed	Skipped	Time
reports/feature_tests/TESTS-basic.xml	2✅			1ms
reports/feature_tests/TESTS-person.xml	1✅			0ms
reports/unit_tests/junit.xml	5✅			1s

✅ reports/feature_tests/TESTS-basic.xml

2 tests were completed in 1ms with 2 passed, 0 failed and 0 skipped.

Test suite	Passed	Failed	Skipped	Time
basic.Showing off behave	2✅			1ms

✅ reports/feature_tests/TESTS-person.xml

1 tests were completed in 0ms with 1 passed, 0 failed and 0 skipped.

Test suite	Passed	Failed	Skipped	Time
person.Test behave table feature	1✅			0ms

✅ reports/unit_tests/junit.xml

5 tests were completed in 1s with 5 passed, 0 failed and 0 skipped.

Test suite	Passed	Failed	Skipped	Time
pytest	5✅			1s

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (f889a6e) 85.00% compared to head (04d51d3) 91.42%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master       #9      +/-   ##
==========================================
+ Coverage   85.00%   91.42%   +6.42%     
==========================================
  Files           1        2       +1     
  Lines          20       35      +15     
==========================================
+ Hits           17       32      +15     
  Misses          3        3              

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