def test_discard_invalid_filenames():
 runner = Runner(join(abspath(dirname(__file__)), 'invalid_module_name'), verbosity=0)
 runner.run()

def test_discard_invalid_filenames ( ) : runner = Runner ( join ( abspath ( dirname ( __file__ ) ) , 'invalid_module_name' ) , verbosity = 0 ) runner . run ( )
if a module has a invalid file name .