number in
the pull request description to make sure they are linked (and people
consulting the issue know you are working on it);
To indicate a work in progress please prefix the title with [WIP]. These
are useful to avoid duplicated work, and to differentiate it from PRs ready
to be merged;
Make sure existing tests pass;
Add high-coverage tests. No quality testing = no merge.If you are adding new @slow tests, make sure they pass using
RUN_SLOW