code: #!/usr/bin/python
  # -*- coding: utf-8 -*-
  ## Add path to library (just for examples; you do not need this)
  import initExample
  
  
  from scipy import random
  from numpy import linspace
  from pyqtgraph.Qt import QtGui, QtCore
  import pyqtgraph as pg
  from pyqtgraph import MultiPlotWidget
  try:
      from pyqtgraph.metaarray import *
  except:
      print("MultiPlot is only used with MetaArray for now (and you do not have the metaarray package)")
      exit()
  
  app = QtGui.QApplication([])
  mw = QtGui.QMainWindow()
  mw.resize(800,800)
  pw = MultiPlotWidget()
  mw.setCentralWidget(pw)
  mw.show()
  
  data = random.normal(size=(3, 1000)) * np.array([[0.1], [1e-5], [1]])
  ma = MetaArray(data, info=[
      {'name': 'Signal', 'cols': [
          {'name': 'Col1', 'units': 'V'}, 
          {'name': 'Col2', 'units': 'A'}, 
          {'name': 'Col3'},
          ]}, 
      {'name': 'Time', 'values': linspace(0., 1., 1000), 'units': 's'}
      ])
  pw.plot(ma)
  
  ## Start Qt event loop unless running in interactive mode.
  if __name__ == '__main__':
      import sys
      if (sys.flags.interactive != 1) or not hasattr(QtCore, 'PYQT_VERSION'):
          QtGui.QApplication.instance().exec_()
  
  
apis: numpy.linspace scipy.random.normal