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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 tuple(self, r):
 """ Converts the linear_index `q` into an chimera_index Parameters r : int The linear_index node label Returns ------- q : tuple The chimera_index node label corresponding to r """


        m, n, t = self.args
        r, k = divmod(r, t)
        r, u = divmod(r, 2)
        i, j = divmod(r, n)
        return i, j, u, k