1. Py_Finalize
2. initSignals
3. Py_SetProgramName
4. Py_Initialize
5. initM5Python
6. m5Main
   1. PySys_SetArgv
   2. PyImport_AddModule
   3. PyModule_GetDict
   4. PyRun_String
   5. PyErr_Print
   6. Py_DECREF