#!/usr/bin/python import pycurl,StringIO def crawl(name):    crl = pycurl.Curl()    crl.setopt(pycurl.VERBOSE,0)     # No verbose info print    crl.setopt(pycurl.NOSIGNAL, 1)   # avoid memory dump error    crl.setopt(pycurl.FOLLOWLOCATION, 1)    crl.setopt(pycurl.MAXREDIRS, 5)    crl.fp = StringIO.StringIO()    crl.setopt(pycurl.URL, url)    crl.setopt(crl.WRITEFUNCTION, crl.fp.write)    crl.perform()    page = crl.fp.getvalue()