code: def set_ovs_view(self, asset_data, view_name):
          
          if not isinstance(asset_data, DataInputStream):
              raise InvalidArgument('view file must be an ' +
                                    'osid.transport.DataInputStream object')
          if view_name not in ['frontView', 'sideView', 'topView']:
              raise InvalidArgument('View name must be frontView, sideView, or topView.')
          self.clear_file(view_name)
          self.add_file(asset_data,
                        label=view_name,
                        asset_type=OV_ASSET_TYPE,
                        asset_content_type=OV_ASSET_CONTENT_TYPE)
docs: view_name should be frontView, sideView, or topView