import urllib.request as ur

from bs4 import BeautifulSoup

import re

def geturl(url,headears):

r=ur.urlopen(url)

text = r.read()

html = text.decode('utf-8')

return html

def chuli(html):

soup = BeautifulSoup(html,'lxml')

datas = soup.find_all("li")

books,bookid,booknm,time,chubans = [],[],[],[],[]

time = re.findall('<p>出版时间： (.*?)</p>',html)

author = re.findall('<p>作者：(.*?)</p>',html)

chubans = re.findall('<p>出版社：(.*?)</p>',html)

for book in datas:

bookid.append(re.search('"bookid":"(\d*?)"',book.input['value']).group(1))

booknm.append(re.search('"title":"(.*?)"',book.input['value']).group(1))

# books = [bookid,booknm,author,chubans,time]

books = []

length = min(len(bookid),len(booknm),len(author),len(chubans),len(time))

for i in range(0,length):

p = [bookid[i],booknm[i],author[i],chubans[i],time[i]]

books.append(p)

page = re.search(r'selected="selected">1/(\d*?)</option>',html)

if(page is not None):

return books,int(page.group(1))

else:

return books

# def suoyou(booklist,books):

# for i in range(0,5):

# for k in books[i]:

# booklist[i].append(k)

# return booklist

def main():

keyword = "python"

url="http://mlib.yznu.cn:8089/search/searchList?kw="+keyword

headears = {"User-Agent":" Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:69.0) Gecko/20100101 Firefox/69.0",

"Accept-Encoding":" gzip, deflate","Connection":" keep-alive",

"Cookie":" JSESSIONID=CA421982C51F9A429FA243EC72491D6A"}

html = geturl(url,headears)

booklist,pageint = chuli(html)

for i in range(2,pageint+1):

url="http://mlib.yznu.cn:8089/search/searchList?kw="+keyword+"&pageIndex="+str(i)

html = geturl(url,headears)

# booklist = suoyou(booklist,chuli(html))

booklist=booklist+chuli(html)

booklist2 = sorted(booklist,key=lambda time: time[4],reverse=True)

for i in range(0,10):

print(booklist2[i])

if __name__=='__main__':

main()