On Mar 7, 11:40 am, BigHand <hewei...@gmail.com> wrote:
> Guys:
> I have a embedded python in MFC app. to execute a py script of a.py,
> the is only one line in a.py, it "a()" , normally ,excute this script
> file ,you will get a
> "the exception type is<class 'NameError'> "
> "The exception value is name 'a' is not defined "
>
> Python3.0 with VS2005.
> here is the brief code:
> Py_Initialize();
> PyObject *m, *d, *v;
> m = PyImport_AddModule("__main__");
> d = PyModule_GetDict(m);
> v = PyRun_File(fp, pStr, Py_file_input, d, d); //~~~the py
> script is a.py
> PyObject *exc_type = NULL, *exc_value = NULL, *exc_tb = NULL;
> PyErr_Fetch(&exc_type, &exc_value, &exc_tb); //~~~after fetch , the
> exc_type, exc_value, exc_tb are not "NULL"
> PyObject * modTB = PyImport_ImportModule("traceback");
> PyObject* pyUStr = PyUnicode_FromString("format_exception");
> PyObject* listTB = PyObject_CallMethodObjArgs(modTB, pyUStr,
> exc_type, exc_value, exc_tb, NULL);
>
> in the PyObject_CallMethodObjArgs(modTB, pyUStr, exc_type, exc_value,
> exc_tb, NULL), I get modTB, pyUStr, exc_type, exc_value, exc_tb are
> not NULL, but the listTB is always NULL, I can retrieve the list...
>
> any body could enlight me?
it's "I can't retrieve the traceback list."
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