#NEWLINE# @ condition . retry ( 3 ) #NEWLINE# @ attr . gpu #NEWLINE# def test_backward_gpu( self ) : #NEWLINE# #INDENT# self . check_backward ( cuda . to_gpu ( self . t ) , tuple ( ( cuda . to_gpu ( x_data ) for x_data in self . x ) ) , cuda . to_gpu ( self . l_length ) , cuda . to_gpu ( self . x_length ) )