版权声明:版权声明:本文为博主原创文章,未经博主允许不得转载。个人网站:http://laiczhang.com。 https://blog.csdn.net/qq_44621510/article/details/90740830
from lxml import etree
DATA = []
def getHTMLtext(url,headers,timeout=10):
try :
resp = requests.get(url,headers=headers,timeout=timeout)
resp.raise_for_status
resp.encoding = 'utf-8'
return resp.text
except:
return ''
def xpathParser(text):
htmlElement = etree.HTML(text) # <class 'lxml.etree._Element'>
name_list = htmlElement.xpath('/html/body/div[2]/div[1]/div/div[1]/p[1]/a/b/text()')
dynasty_list = htmlElement.xpath('/html/body/div[2]/div[1]/div/div[1]/p[2]/a[1]/text()')
author_list = htmlElement.xpath('/html/body/div[2]/div[1]/div/div[1]/p[2]/a[2]/text()')
content_list = []
poetries = htmlElement.xpath('//div[@class="contson" and contains(@id,"contson")]') #返回一个列表,里面每一个都是'lxml.etree._Element'
# print(etree.tostring(poetries[0],encoding = 'utf-8').decode('utf-8'))
for poetry in poetries:
row_content = ''.join(poetry.xpath('.//text()'))#这里的.可千万不能掉,否则会忽略掉poetry哦
content_list.append(row_content.replace('\n',''))
row_likes_list = htmlElement.xpath('//a[contains(@id,"agood")]/span/text()')
likes_list = [int(like.strip()) for like in row_likes_list]
for value in zip(name_list,dynasty_list,author_list,content_list,likes_list):
name,dynasty,author,content,likes = value
poetry_dict = {
'诗词名':name,
'朝代':dynasty,
'作者':author,
'内容':content,
'点赞数':likes
}
DATA.append(poetry_dict)
def print_poetry(data):
for every_poetry in data:
print(every_poetry['诗词名'])
print(every_poetry['朝代'] + ':' + every_poetry['作者'] )
print(every_poetry['内容'])
print('有{}人喜欢这首诗(词)哦'.format(every_poetry["点赞数"]))
print("\n"+'*'*50+"\n")
if __name__ == '__main__':
row_url = 'https://www.gushiwen.org/default_{}.aspx'
headers = {'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.109 Safari/537.36'}
num = input('请输入要爬取的页数(1-100):')
for i in range(eval(num)):
url = row_url.format(i+1)
text = getHTMLtext(url,headers)
if text == '':
print('url: {} 访问失败'.format(url))
else:
xpathParser(text)
DATA.sort(key=lambda x: int(x['点赞数']),reverse = True)
TOP10 = DATA[:10]
print_poetry(TOP10)