def test_low_gamma():
 win = visual.Window([600, 600], gamma=0.5, autoLog=False)
 for n in range(5):
  win.flip()
 assert (win.useNativeGamma == False)
 win.close()

def test_low_gamma ( ) : win = visual . Window ( [ 600 , 600 ] , gamma = 0.5 , autoLog = False ) for n in range ( 5 ) : win . flip ( ) assert ( win . useNativeGamma == False ) win . close ( )
setting gamma low .