百度无限制主动推送

百度主动推送，虽然每天总推送的条数没有了限制，但是，根据实测，每次推送的条数是2000条，如果数据量大的话，要不停的执行程序，此时有两种解决方法，一种是在生成链接文件的时候就加上条数限制，另外一种就是对链接文件进行切割处理，然后挨个推送。

#coding:utf-8    
import requests,time    
import sys    
reload(sys)    
sys.setdefaultencoding('utf-8')    
print 'The file is being generated.'    
num = 0    
f = open('%s.txt' %num,r'a+')    
for i,line in enumerate(open('url.txt')):	    
	f.write(line.strip()+'\n')    
	if i % 1000 == 999:    
		f.close()    
		num += 1    
		f = open('%s.txt' %num,r'a+')    
f.close()    
print 'The file generation is complete,Please wait 3 seconds.'    
time.sleep(3)    
print 'Pushing data.'    
for i in range(0,num+1):    
	headers = {'Content-Type':'text/plain'}    
	url = 'http://data.zz.baidu.com/urls'    
	params = {'site':'www.jd.com','token':'***','type':'original'}    
	r = requests.post(url,params=params,headers=headers,data=open('%s.txt'%i,r'rb').read())    
	print r.content    
	time.sleep(10)    
print 'The data push is complete'