Function test_gil

tests/test_virtual_functions.cpp:190–200

};

static void test_gil() {
    {
        py::gil_scoped_acquire lock;
        py::print("1st lock acquired");
    }

    {
        py::gil_scoped_acquire lock;
        py::print("2nd lock acquired");
    }
}

static void test_gil_from_thread() {
    py::gil_scoped_release release;