在扇贝爬Python的单词

from urllib import request,parse
from lxml import etree
def sbei(n):
    url = "https://www.shanbay.com/wordlist/189943/551617/?page=%s"%n
    a = request.urlopen(url)
    b = a.read()
    html = etree.HTML(b)
    c = html.xpath('//tr[@class="row"]')
    word = {}
    for k in c:
        a = k.xpath('.//strong')[0].text.strip() #strip是把找到的内容去掉空格
        b = k.xpath('./td[@class="span10"]')[0].text.strip()
        if len(a)!=0 and len(b)!=0:
            word[a] = b
    for k,v in word.items():
        print(k,":",v)
        print(' ')

if __name__ == '__main__':
    for i in range(10):
        sbei(i)