#coding:utf-8
from selenium import webdriver
from selenium.common.exceptions import TimeoutException
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.support.wait import WebDriverWait
from pyquery import PyQuery as pq
from urllib.parse import quote
import json
#---------------配置webdriver加载浏览器不会弹出----------------------------
chrome_options = webdriver.ChromeOptions()
chrome_options.add_argument('--headless')
browser = webdriver.Chrome(chrome_options=chrome_options)
#---------------显示等待时间--------------------------
wait = WebDriverWait(browser, 10)
#client = pymongo.MongoClient(MONGO_URL)
#db = client[MONGO_DB]
h=open('taobao.txt','a',encoding='utf-8')
def index_page(page):
print('正在爬取第', page, '页')
try:
url = 'https://s.taobao.com/search?q=' + quote('ipad') #----------------------可以更改商品
print (url)
browser.get(url)
if page > 1:
input = wait.until(
EC.presence_of_element_located((By.CSS_SELECTOR, '#mainsrp-pager div.form > input'))) #寻找输入框以及按钮
submit = wait.until(
EC.element_to_be_clickable((By.CSS_SELECTOR, '#mainsrp-pager div.form > span.btn.J_Submit')))
input.clear()
input.send_keys(page)
submit.click()
wait.until(
EC.text_to_be_present_in_element((By.CSS_SELECTOR, '#mainsrp-pager li.item.active > span'), str(page))) #判断高亮
wait.until(EC.presence_of_element_located((By.CSS_SELECTOR, '.m-itemlist .items .item')))
get_products()
except TimeoutException:
index_page(page)
def get_products():
html = browser.page_source
doc = pq(html)
items = doc('#mainsrp-itemlist .items .item').items()
for item in items:
product = {
'image': item.find('.pic .img').attr('data-src'),
'price': item.find('.price').text(),
'deal': item.find('.deal-cnt').text,
'title': item.find('.title').text(),
'shop': item.find('.shop').text(),
'location': item.find('.location').text()
}
print(product)
save(product)
def save(result):
h.write(str(result))
def main():
for i in range(1, 3):#--------------可以更改页数
index_page(i)
browser.close()
if __name__ == '__main__':
main()
需要安装相关包。