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gh-107674: Lazy load line number to improve performance of tracing (GH-118127)

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Tian Gao 2024-04-29 01:54:52 -07:00 • committed by GitHub
parent c7e7bfc4ca
commit 375c94c75d
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4 changed files with 61 additions and 19 deletions
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Python/legacy_tracing.c
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@ -174,6 +174,7 @@ call_trace_func(_PyLegacyEventHandler *self, PyObject *arg)
Py_INCREF(frame);
int err = tstate->c_tracefunc(tstate->c_traceobj, frame, self->event, arg);
frame->f_lineno = 0;
Py_DECREF(frame);
if (err) {
return NULL;