from bs4 import BeautifulSoup
import requests
import time
import reurl = 'http://search.qyer.com/hotel/89580_4.html'
urls = ['http://search.qyer.com/hotel/89580_{}.html'.format(str(i)) for i in range(1,10)] # 最多157页
infos = []
# print(urls)# 批量爬取数据
def getAUrl(urls):data_number = 0for url in urls:getAttractions(url)print('--------------{}-----------------'.format(len(infos)),sep='\n')# 爬取当页面数据
def getAttractions(url,data = None):web_data = requests.get(url)time.sleep(2)soup = BeautifulSoup(web_data.text,'lxml')# print(soup)hotel_names = soup.select('ul.shHotelList.clearfix > li > h2 > a')hotel_images = soup.select('span[class="pic"] > a > img')hotel_points = soup.select('span[class="points"]')hotel_introduces = soup.select('p[class="comment"]')hotel_prices = soup.select('p[class="seemore"] > span > em')if data == None:for name,image,point,introduce,price in \zip(hotel_names,hotel_images,hotel_points,hotel_introduces,hotel_prices):data = {'name':name.get_text().replace('\r\n','').strip(),'image':image.get('src'),'point':re.findall(r'-?\d+\.?\d*e?-?\d*?', point.get_text())[0],'introduce':introduce.get_text().replace('\r\n','').strip(),'price':int(price.get_text())}# print(data)infos.append(data)# 根据价格从高到低进行排序
def getInfosByPrice(infos = infos):infos = sorted(infos, key=lambda info: info['price'], reverse=True)for info in infos:print(info['price'], info['name'])# getAttractions(url)

①Strip()方法用于删除开始或结尾的字符。lstrip()|rstirp()分别从左右执行删除操作。默认情况下会删除空白或者换行符，也可以指定其他字符。

②如果想处理中间的空格，需要求助其他技术 ，比如replace(),或者正则表达式

③strip()和其他迭代结合，从文件中读取多行数据，使用生成器表达式

④更高阶的strip

可能需要使用translate()方法