def test_unaryPlus(self):
        self.flakes('+1')
function to handle price ticks
dataset/ETHPy150Open kevinw/pyflakes/pyflakes/test/test_other.py/Test.test_unaryPlus--crossover with--dataset/ETHPy150Open cmorgan/trading-with-python/cookbook/ib_streamQuotes.py/price_tick_handler