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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 _compute(self):
 """ Compute parameters necessary for later steps within the rendering process """

        for serie in self.series:
            serie.points, serie.outliers = \
                self._box_points(serie.values, self.box_mode)

        self._x_pos = [(i + .5) / self._order for i in range(self._order)]

        if self._min:
            self._box.ymin = min(self._min, self.zero)
        if self._max:
            self._box.ymax = max(self._max, self.zero)