from eventlet import patcher from eventlet.green import ftplib from eventlet.green import httplib from eventlet.green import socket from eventlet.green import time from eventlet.green import urllib patcher.inject( 'urllib2', globals(), ('httplib', httplib), ('socket', socket), ('time', time), ('urllib', urllib)) FTPHandler.ftp_open = patcher.patch_function(FTPHandler.ftp_open, ('ftplib', ftplib)) del patcher