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gh-102192: Replace PyErr_Fetch/Restore etc by more efficient alternatives #102743

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Merged
merged 5 commits into from
Mar 16, 2023
Merged

gh-102192: Replace PyErr_Fetch/Restore etc by more efficient alternatives #102743

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d220a9f
gh-102192: Replace PyErr_Fetch/Restore etc by more efficient alternat…
iritkatriel Mar 15, 2023
86af53f
flush_io too
iritkatriel Mar 15, 2023
4d2a362
remove redundant assert
iritkatriel Mar 15, 2023
0b538ce
fix copy-paste error
iritkatriel Mar 16, 2023
b089958
Merge remote-tracking branch 'upstream/main' into pythonrun
iritkatriel Mar 16, 2023
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flush_io too
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@iritkatriel
iritkatriel committed Mar 15, 2023
commit 86af53f5a701ecc0cde6596bcbaf8aeb7294c2ff
38 changes: 16 additions & 22 deletions Python/pythonrun.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1639,35 +1639,29 @@ PyRun_FileExFlags(FILE *fp, const char *filename, int start, PyObject *globals,

}


static void
flush_io(void)
flush_io_stream(PyThreadState *tstate, PyObject *name)
{
PyObject *f, *r;
PyObject *type, *value, *traceback;

/* Save the current exception */
PyErr_Fetch(&type, &value, &traceback);

PyThreadState *tstate = _PyThreadState_GET();
f = _PySys_GetAttr(tstate, &_Py_ID(stderr));
if (f != NULL) {
r = _PyObject_CallMethodNoArgs(f, &_Py_ID(flush));
if (r)
Py_DECREF(r);
else
PyErr_Clear();
}
f = _PySys_GetAttr(tstate, &_Py_ID(stdout));
PyObject *f = _PySys_GetAttr(tstate, &_Py_ID(stderr));
if (f != NULL) {
r = _PyObject_CallMethodNoArgs(f, &_Py_ID(flush));
if (r)
PyObject *r = _PyObject_CallMethodNoArgs(f, &_Py_ID(flush));
if (r) {
Py_DECREF(r);
else
}
else {
PyErr_Clear();
}
}
}

PyErr_Restore(type, value, traceback);
static void
flush_io(void)
{
PyThreadState *tstate = _PyThreadState_GET();
PyObject *exc = _PyErr_GetRaisedException(tstate);
flush_io_stream(tstate, &_Py_ID(stderr));
flush_io_stream(tstate, &_Py_ID(stdout));
_PyErr_SetRaisedException(tstate, exc);
}

static PyObject *
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