Function PySet_num_threads

numexpr3/module.cpp:266–276

PyDoc_STRVAR(SetNumThreads__doc__,
"Sets a maximum number of threads to be used in operations. Returns old value.\n");
static PyObject*
PySet_num_threads(PyObject *self, PyObject *args) {
    int n_threads_new, n_threads_old;
    if (!PyArg_ParseTuple(args, "i", &n_threads_new))
        return NULL;

    pthread_mutex_lock(&gs.global_mutex);
    n_threads_old = numexpr_set_nthreads(n_threads_new);
    pthread_mutex_unlock(&gs.global_mutex);
    return Py_BuildValue("i", n_threads_old);
}

PyDoc_STRVAR(GetNumThreads__doc__,
"Gets a maximum number of threads to be used in operations.\n");