Test suite and build environment had several issues with Pytest >3.6 which can be fixed by applying the (yet unreleased) upstream patch from https://github.com/pytest-dev/pytest-repeat/commit/f94b6940e3651b7593aca5a7a987eb56abe04cb1.patch
Semi-automatic update generated by https://github.com/ryantm/nixpkgs-update tools. This update was made based on information from https://repology.org/metapackage/python3.6-pytest-repeat/versions
- compatible with 2.7, 3+ - all tests pass and running