import initExample ## Add path to library (just for examples; you do not need this) from pyqtgraph.Qt import QtGui, QtCore import numpy as np import pyqtgraph as pg app = QtGui.QApplication([]) data = np.random.normal(size=1000) pg.plot(data, title="Simplest possible plotting example") data = np.random.normal(size=(500,500)) pg.show(data, title="Simplest possible image example") ## Start Qt event loop unless running in interactive mode or using pyside. if __name__ == '__main__': import sys if sys.flags.interactive != 1 or not hasattr(QtCore, 'PYQT_VERSION'): app.exec_()