let pieChart=PieChartView()
    var dataEntries: [ChartDataEntry] = []
    for i in 0..<dataPoints.count {
        let dataEntry = ChartDataEntry(value: values[i], xIndex: i)
        dataEntries.append(dataEntry)
    }
    let pieChartDataSet = PieChartDataSet(yVals: dataEntries, label: "")
    let pieChartData = PieChartData(xVals: dataPoints,       dataSet:pieChartDataSet)
    pieChart.data = pieChartData
    let color1 = UIColor(red: 77, green: 188, blue: 249)
    let color2 = UIColor(red: 254, green: 195, blue: 10)
    pieChartDataSet.colors = [color1,color2]
    pieChart.drawSliceTextEnabled = false
    pieChart.drawMarkers = false
    pieChart.data?.setValueTextColor(UIColor(netHex: 000000))
    pieChart.descriptionText = ""
    pieChart.usePercentValuesEnabled = true
    pieChart.drawCenterTextEnabled = true
    print(pieChart.legend.yEntrySpace)
    pieChart.legend.labels.removeAll()
    return pieChart