importing and cleaning our data let' go to the first bit of python code that actually gets executed in this script the first thing we're going to do is load up this btu)jsftdtw fileand that' the same file we used in the decision tree exercise that we did earlier in this book let' pause quickly to remind ourselves of the content of that file if you remember rightwe have bunch of attributes of job candidatesand we have field of whether or not we hired those people what we're trying to do is build up decision tree that will predict would we hire or not hire person given those attributesnowlet' take quick peek at the btu)jsftdtwwhich will be an excel file