怎么去掉y轴的刻度echarts 折线配置项内容和展示

怎么隐藏y轴，包括刻度

      option = {
    title: {
        text: 'Awesome Chart'
    },
    xAxis: {
        data: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
    },

    yAxis:{
                axisLabel: {
                    textStyle: {
                        color: '#df3434'
                    }
                }
            },

            tooltips: {
                mode: 'index',
                intersect: false
            },
            hover: {
                mode: 'nearest',
                intersect: true
            },
            legend: {
                display: false
            },
            scales: {
                xAxes: [{
                    show: false,
                    gridLines: {
                        color: "rgba(255, 255, 255, 0)"
                    },
                    splitLine:{
                　　　　show:false
                　　}

                }],
                yAxes: [{
                    show: false,
                    gridLines: {
                        scaleShowLabels: true,
                        color: "rgba(255, 255, 255, 0)"
                    },
                    axisTick:{
                        show:false
                    }
                }]
            },
    series: [{
        type: 'line',
        data:[220, 182, 191, 234, 290, 330, 310]
    }]
};