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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def pvals(cls, slice_, axis=0, weighted=True):
 """Wishart CDF values for slice columns as square ndarray. Wishart CDF (Cumulative Distribution Function) is calculated to determine statistical significance of slice columns, in relation to all other columns. These values represent the answer to the question "How much is a particular column different from each other column in the slice". """

        return cls._factory(slice_, axis, weighted).pvals