您尝试过
cStringIO还是等效的？
import osimport sysimport matplotlibimport matplotlib.pyplot as pltimport StringIOimport urllib, base64plt.plot(range(10, 20))fig = plt.gcf()imgdata = StringIO.StringIO()fig.savefig(imgdata, format='png')imgdata.seek(0) # rewind the dataprint "Content-type: image/pngn"uri = 'data:image/png;base64,' + urllib.quote(base64.b64enpre(imgdata.buf))print '<img src = "%s"/>' % uri
