python实时获取和讯网纸黄金价格信息

python实时获取和讯网纸黄金价格信息

python实时获取和讯网纸黄金价格信息

#!/usr/bin/env python
#encoding:utf-8
'''getHexunGold.py 获取和讯网最新的黄金价格信息（人民币／克）'''from urllib import urlretrieve
from time import sleep
from time import ctimedef getHexunGoldPrice(webpage):f = open(webpage)lines = f.readlines()for eachLine in lines:if '<td class="r">' in eachLine:print ctime(), ' ------- ', eachLine.strip()[eachLine.strip().index('>') + 1 : eachLine.strip().rindex('<')], '人民币／克'breakf.close()def download(url='/', process=getHexunGoldPrice):try:retval = urlretrieve(url)[0]except IOError:retval = Noneif retval:process(retval)if __name__ == '__main__':while True:#print 'a'download()sleep(2)