add lock

[ItsFunny]

• Targeted PR against correct branch (see CONTRIBUTING.md)

• [ ] Linked to github-issue with discussion and accepted design OR link to spec that describes this work.

• [ ] Wrote tests

• [ ] Updated relevant documentation (docs/)

• [ ] Added a relevant changelog entry to the Unreleased section in CHANGELOG.md

• [ ] Reviewed Files changed in the github PR explorer

---

For Admin Use:

• Added appropriate labels to PR (ex. wip, ready-for-review, docs)
• Reviewers Assigned
• Squashed all commits, uses message "Merge PR #XYZ: [title]" (coding standards)

[codecov-commenter]

Codecov Report

Merging #3101 (4c48f57) into dev (b6cbf43) will increase coverage by 0.00%. The diff coverage is n/a.

:exclamation: Current head 4c48f57 differs from pull request most recent head 1c6801e. Consider uploading reports for the commit 1c6801e to get more accurate results

:mega: This organization is not using Codecov’s GitHub App Integration. We recommend you install it so Codecov can continue to function properly for your repositories. Learn more

@@           Coverage Diff           @@
##              dev    #3101   +/-   ##
=======================================
  Coverage   35.83%   35.83%           
=======================================
  Files         437      437           
  Lines       46064    46064           
=======================================
+ Hits        16507    16509    +2     
+ Misses      28349    28348    -1     
+ Partials     1208     1207    -1     

see 1 file with indirect coverage changes