python for artificial intelligence the following code tests argmax and dict_unionbut only when if utilities is loaded in the top-level if it is loaded in module the test code is not run in your code you should do more substantial testing than we do herein particular testing the boundary cases utilities py -(continued def test()"""test part of utilities""assert argmax(enumerate([ , , , , , ])in [ , assert dict_union({ : : : },{ : : }={ : : : : print("passed unit test in utilities" if __name__ ="__main__"test(version june