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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 _get_grprobj(self, goids, sections):
 """Get Grouper, given GO IDs and sections."""

        grprdflt = GrouperDflts(self.gosubdag, "goslim_generic.obo")
        hdrobj = HdrgosSections(self.gosubdag, grprdflt.hdrgos_dflt, sections)
        return Grouper("sections", goids, hdrobj, self.gosubdag)