tree 48b60d36ee5543c567cd2156c8273a60fdd09f1e
parent b548aace3bc341ca7084fc40b8b18eb4233129ae
author Tomasz Kalinowski <tkalinow@asu.edu> 1537304119 -0400
committer GitHub <noreply@github.com> 1537304119 -0400
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remove warning about partial match

```R
partial match of 'length' to 'lengths'
```