Without "tests" being listed in MANIFEST.in the tests directory is not
included when the sdist target is built. This means that the "tests"
target fails to build from source when building from PyPi distributed
sources or builds from the sdist package.
Without "tests" being listed in MANIFEST.in the tests directory is not included when the sdist target is built. This means that the "tests" target fails to build from source when building from PyPi distributed sources or builds from the sdist package.