human
Solve the following python programming problem given the following code:
@skip('netstandard')
@skip('silverlight')
def test_gettrace():
assistant
#Here is the Python program you requested.

    """TODO: revisit
    """
    AreEqual(sys.gettrace(), None)
    def temp_func(*args, **kwargs):
        pass
    sys.settrace(temp_func)
    AreEqual(sys.gettrace(), temp_func)
    sys.settrace(None)
    AreEqual(sys.gettrace(), None)