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

    """TODO: test that functions passed in are actually used
    """
    def garbage_func0():
        pass
    def garbage_func1(param1):
        pass
    codecs.register(garbage_func0)
    codecs.register(garbage_func1)
    AssertError(TypeError, codecs.register)
    AssertError(TypeError, codecs.register, None)
    AssertError(TypeError, codecs.register, ())
    AssertError(TypeError, codecs.register, [])
    AssertError(TypeError, codecs.register, 1)
    AssertError(TypeError, codecs.register, 'abc')
    AssertError(TypeError, codecs.register, 3.14)