tests: finally block also needs to be executed if api_call itself fails The cleanup code (finally block) should be executed as soon as something what changes the db fails. I don't remember which one but one of these tests failed and caused all the others to fail as well because the database wasn't cleaned up after the first failure. That made finding the root cause more difficult then it should have been.

# requirements.txt file for use as "pip install -r requirements.txt" as a
# readthedocs compatible alternative to "pip install -e ." which is a working
# alternative to "setup.py develop" which doesn't work with Mercurial 3.7
.