coding cp1251 import sys import thread import pycurl import StringIO i

# -*- coding:cp1251
import sys
import thread
import pycurl
import StringIO
import re
import urllib


params = urllib.urlencode({'text': u'витамин'.encode('utf8')})
url = "http://wordstat.yandex.ru/?%s" % params

data = StringIO.StringIO()
curl = pycurl.Curl()
curl.setopt(pycurl.FOLLOWLOCATION, 0)
curl.setopt(pycurl.CONNECTTIMEOUT, 20)
curl.setopt(pycurl.URL, url)
curl.setopt(pycurl.WRITEFUNCTION, data.write)

try:
    curl.perform()
except:
    pass
curl.close()

rez = data.getvalue()
pattern = re.compile(r'<td>\s+<a href="\?page[^"]+">(.*?)</a>\s+</td>\s+<td align="right">([\d.]+)</td>', re.S)
group = pattern.findall(rez)

d = dict()

for a,b in group:
    if int(b) > 300:
        d[a] = b

file("yandex.txt", 'w').write(repr(d))