Urgent urgent, crawler bosses to help solve the problem of a crawler result is empty-CodePudding

 import bs4 
The import requests 
The import re 
The import XLWT 
Import a datetime 

Date=datetime. Datetime. Now (). The strftime (' % Y - % m - % d ') # call file timestamp, facilitate data update 
Url='https://www.aliexpress.com/wholesale' # url 
Content={' SearchText ':' Nike ', 'page' : '1', 'ie' : 'utf8', 'g', 'y'} # dictionary passed the url parameter 

# initialization data containers 
Title=[] 

Content (' page ')=2 # for page Numbers here, according to the specific Settings page parameter 
Resp=requests. Get (url, params=payload) 

Print (resp. Url) # print access url 
Resp. Encoding="utf-8" # set encoding 
Soup=bs4. BeautifulSoup (resp. The text, ". The HTML parser ") 
# print (resp. Text) 
Print (soup. Prettify ()) 
# title 
All_title=soup. Find_all (' a ', running the class_=re.com (" the item - the title ")) 
Print (all_title) 
Print (" title ", all_title) 
For j in all_title: 
Soup_title=bs4. BeautifulSoup (STR (j), ". The HTML parser ") 
Print (soup_title) 
The title. Append (soup_title. A [' title '])

Separate the resp. The text as an HTML file to BeautifulSoup can climb to the content, but the use of the form of web pages to climb to the content of the empty [], namely to ask who is this why