My SUT looks like:
foo.py bar.py tests/__init__.py [empty] tests/foo_tests.py tests/bar_tests.py tests/integration/__init__.py [empty] tests/integration/foo_test
You can use it like this:
--cover-package=foo --cover-package=bar
I had a quick look at nose source code to confirm: This is the line
if options.cover_packages: for pkgs in [tolist(x) for x in options.cover_packages]: