Hotfix/issues/26

[thangleiter]

Fix #26.

[coveralls]

Pull Request Test Coverage Report for Build 202

• 0 of 11 (0.0%) changed or added relevant lines in 1 file are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.7%) to 95.685%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
filter_functions/util.py	0	11	0.0%

Files with Coverage Reduction	New Missed Lines	%
filter_functions/util.py	1	90.5%

Totals
Change from base Build 161:	0.7%
Covered Lines:	1804
Relevant Lines:	1861

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💛 - Coveralls

[codecov]

Codecov Report

Merging #28 into master will increase coverage by 0.54%.
The diff coverage is 23.07%.

@@            Coverage Diff             @@
##           master      #28      +/-   ##
==========================================
+ Coverage   94.33%   94.88%   +0.54%     
==========================================
  Files           7        7              
  Lines        1872     1858      -14     
  Branches      449      444       -5     
==========================================
- Hits         1766     1763       -3     
+ Misses         57       46      -11     
  Partials       49       49              

Impacted Files	Coverage Δ
filter_functions/util.py	91.72% <23.07%> (+3.37%)	⬆️

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