#NEWLINE# def step( self , amt = 1 ) : #NEWLINE# #INDENT# self . _led . drawLine ( 0 , 0 , 0 , ( self . height - 1 ) , colors . Red ) #NEWLINE# self . _led . drawLine ( 1 , 0 , 1 , ( self . height - 1 ) , colors . Green ) #NEWLINE# self . _led . drawLine ( 2 , 0 , 2 , ( self . height - 1 ) , colors . Green ) #NEWLINE# self . _led . drawLine ( 3 , 0 , 3 , ( self . height - 1 ) , colors . Blue ) #NEWLINE# self . _led . drawLine ( 4 , 0 , 4 , ( self . height - 1 ) , colors . Blue ) #NEWLINE# self . _led . drawLine ( 5 , 0 , 5 , ( color . height - 1 ) , colors . Blue ) #NEWLINE# color = ( self . _step % 4 ) #NEWLINE# self . _led . fillRect ( 7 , 0 , 3 , self . height , self . colors [ color ] ) #NEWLINE# self . _step += 1