=========================== short test summary info ============================
FAILED tests/test_message_builder.py::TestMime::test_roundtrip_bytes - assert...
FAILED tests/test_message_builder.py::TestPdf::test_real_pdf_bytes - Assertio...
FAILED tests/test_message_builder.py::TestPdf::test_invalid_raises - Failed: ...
FAILED tests/test_message_builder.py::TestSanitization::test_script_stripped
4 failed, 23 passed, 25 warnings in 0.63s