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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 _delete_guest(self, guest_id):
 """Deletes a guest and returns 'Cancelled' or and Exception message"""

        msg = 'Cancelled'
        try:
            self.guest.deleteObject(id=guest_id)
        except SoftLayer.SoftLayerAPIError as e:
            msg = 'Exception: ' + e.faultString

        return msg