test/test_jit_legacy.py

import sys
sys.argv.append("--jit_executor=legacy")
from test_jit import *  # noqa: F403

if __name__ == '__main__':
    run_tests()
    import test_jit_py3
    suite = unittest.findTestCases(test_jit_py3)
    unittest.TextTestRunner().run(suite)