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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_vasp_input(self, vasp_input_set=MPRelaxSet, **kwargs):
 """ Returns VASP input as a dict of vasp objects. Args: vasp_input_set (pymatgen.io.vaspio_set.VaspInputSet):
 input set to create vasp input files from structures """

        d = vasp_input_set(self.final_structure, **kwargs).get_vasp_input()
        d["transformations.json"] = json.dumps(self.as_dict())
        return d