1#!/usr/bin/python 2# -*- coding: utf-8 -*- 3## Add path to library (just for examples; you do not need this) 4import initExample 5 6import numpy as np 7from numpy import linspace 8from pyqtgraph.Qt import QtGui, QtCore 9import pyqtgraph as pg 10from pyqtgraph import MultiPlotWidget 11try: 12 from pyqtgraph.metaarray import * 13except: 14 print("MultiPlot is only used with MetaArray for now (and you do not have the metaarray package)") 15 exit() 16 17app = pg.mkQApp("MultiPlot Widget Example") 18mw = QtGui.QMainWindow() 19mw.resize(800,800) 20pw = MultiPlotWidget() 21mw.setCentralWidget(pw) 22mw.show() 23 24data = np.random.normal(size=(3, 1000)) * np.array([[0.1], [1e-5], [1]]) 25ma = MetaArray(data, info=[ 26 {'name': 'Signal', 'cols': [ 27 {'name': 'Col1', 'units': 'V'}, 28 {'name': 'Col2', 'units': 'A'}, 29 {'name': 'Col3'}, 30 ]}, 31 {'name': 'Time', 'values': linspace(0., 1., 1000), 'units': 's'} 32 ]) 33pw.plot(ma, pen='y') 34 35if __name__ == '__main__': 36 pg.exec() 37 38