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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 end(self):
 """Close the V interface. Args:: No argument Returns:: None C library equivalent : Vend """


        # Note: Vend is just a macro; use 'Vfinish' instead
        # Note also the the same C function is used to end
        # the VS interface
        _checkErr('vend', _C.Vfinish(self._hdf_inst._id),
                  "cannot terminate V interface")
        self._hdf_inst = None