1import initExample ## Add path to library (just for examples; you do not need this) 2 3from pyqtgraph.Qt import QtGui, QtCore 4import pyqtgraph as pg 5import numpy as np 6 7plt = pg.plot(np.random.normal(size=100), title="View limit example") 8plt.centralWidget.vb.setLimits(xMin=-20, xMax=120, minXRange=5, maxXRange=100) 9 10if __name__ == '__main__': 11 pg.exec() 12