nose extends the test loading and running features of unit test, making
it easier to write, find and run tests.
By default, nose will run tests in files or directories under the
current working directory whose names include "test" or "Test" at a
word boundary (like "test_this" or "functional_test" or "TestClass"
but not "libtest"). Test output is similar to that of unit test, but
also includes captured stdout output from failing tests, for easy
These features, and many more, are customizable through the use of
plugins. Plugins included with nose provide support for doctest, code
coverage and profiling, flexible attribute-based test selection,
output capture and more.