import pyqtgraph as pg
from PyQt6.QtWidgets import QWidget

class Plot(pg.PlotWidget):
    def __init__(self):
        super().__init__()
        self.setBackground("w")
        self.setTitle("Test")
        self.setLabel("bottom", "time [s]")
        self.setLabel("left", "Voltage [V]")
        self.setLabel("right", "LED [%]")
        self.showGrid(x=True, y=True)
        self.time = list(range(10))
        self.voltage = list(range(10))
        self.led = list(range(-10))
        self.line = self.plot(
            self.time,
            self.voltage
        )