from bs4 import BeautifulSoup

import requests

import time

import re

url = '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 = 0

for 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)

爬取的网站链接

遇到的问题及解决办法

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