# A regular file (not named test_*.py or *_test.py) that contains
# a mix of test and non-test units, for source-based skip testing.
return 42
# test_* function → skipped by source-based rule
assert == 42
# Test* class → its methods skipped
pass
# method of a Test* class → skipped (all its methods are)
pass
# unittest.TestCase subclass → methods skipped