1218 static PyObject *
1219 pa_get_host_api_count(PyObject *self, PyObject *args)
1220 {
1221   PaHostApiIndex count;
1222 
1223   if (!PyArg_ParseTuple(args, ""))
when PyArg_ParseTuple() succeeds
taking False path
1224     return NULL;
1225 
1226   count = Pa_GetHostApiCount();
1227 
1228   if (count < 0) {
when considering range: -0x80000000 <= value <= -1
taking True path
1229 
1230 #ifdef VERBOSE
1231     fprintf(stderr, "An error occured while using the portaudio stream\n");
1232     fprintf(stderr, "Error number: %d\n", count);
1233     fprintf(stderr, "Error message: %s\n", Pa_GetErrorText(count));
1234 #endif
1235 
1236     PyErr_SetObject(PyExc_IOError,
when Py_BuildValue() succeeds
calling PyErr_SetObject()
new ref from call to Py_BuildValue allocated at:     PyErr_SetObject(PyExc_IOError,
ob_refcnt is now refs: 1 + N where N >= 0
ob_refcnt is now refs: 1 + N where N >= 1
1237 		    Py_BuildValue("(s,i)",
1238 				  Pa_GetErrorText(count), count));
1239     return NULL;
1240   }
1241 
1242   return PyInt_FromLong(count);
1243 }
ob_refcnt of new ref from call to Py_BuildValue is 1 too high
was expecting final ob_refcnt to be N + 0 (for some unknown N)
but final ob_refcnt is N + 1