value of the Python function. :c:func:`PyObject_CallObject` is
"reference-count-neutral" with respect to its arguments. In the example a new
tuple was created to serve as the argument list, which is :c:func:`Py_DECREF`\
--ed immediately after the call.
+-ed immediately after the :c:func:`PyObject_CallObject` call.
The return value of :c:func:`PyObject_CallObject` is "new": either it is a brand
new object, or it is an existing object whose reference count has been