Как сделать проверку на странице карточки товара, прежде чем добавить эту ссылку в Workbook?

import requests
from bs4 import BeautifulSoup
 
from time import sleep
 
import lxml
import xlsxwriter
 
 
 
import re
 
headers = {
  "Accept":"*/*",
  "User-Agent": "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36"
}
 
 
storage_number = 1
image_number = 1
max_pages = 2
list_card_url = []
 
book = xlsxwriter.Workbook(r"data2/data2.xlsx")
page = book.add_worksheet("товар")
  
row = 0
column = 0
  
page.set_column("A:A",20)
page.set_column("B:B",20)
page.set_column("C:C",50)
page.set_column("D:D",50)
 
for storage in range(max_pages):
  current_url = f'https://scrapingclub.com/exercise/list_basic/?page={storage_number}'
  raw_html = requests.get(current_url, headers)
  soup = BeautifulSoup(raw_html.text,'lxml')
  title = soup.title
  
  all_data = soup.find("div",class_="row my-4")
  li1 = all_data.find_all("div",class_="col-lg-4 col-md-6 mb-4")
  
 
  
  for item in li1:
   
    
    link = item.find("h4",{"class":"card-title"}).find("a").get("href")
    list_card_url.append('https://scrapingclub.com'+link)
    
    
    image_number += 1
    
   
    
    print(f'{image_number}  {link} save!')
  print(f"page={storage_number}") 
  
 
    
  if storage_number == max_pages:
     print("Working completed")
     break  
  storage_number += 1
 
for full_data in list_card_url:
  response = requests.get(full_data,headers=headers)
  sleep(1)
  soup = BeautifulSoup(response.text,"lxml")
  data = soup.find("div",class_="card mt-4 my-4").find("h4").text
  page.write(row, column, data)
 
  print(data)
book.close()

import requests
from bs4 import BeautifulSoup
 
host = 'https://scrapingclub.com'
max_pages = 7
 
for page in range(1, max_pages+1):
    print(f'Page: {page}')
 
    url = f'{host}/exercise/list_basic/?page={page}'
    html = requests.get(url)
    soup = BeautifulSoup(html.content, "html.parser")
    cards = soup.select('div.row.my-4 div.card')
 
    for card in cards:
        if card.select_one('h5').text == '$24.99':
            a = card.select_one('h4.card-title a')
            print(f'{host}{a.attrs.get("href")}', a.text)

import requests
from bs4 import BeautifulSoup
 
host = 'https://scrapingclub.com'
max_pages = 7
 
for page in range(1, max_pages+1):
 
    url = f'{host}/exercise/list_basic/?page={page}'
    html = requests.get(url)
    soup = BeautifulSoup(html.content, "html.parser")
    cards = soup.select('div.row.my-4 div.card')
 
    for idx, card in enumerate(cards, 1):
        card_data = card.select_one('h4.card-title a')
        title = card_data.text
        href = card.select_one('h4.card-title a').attrs.get("href")
        card_url = f'{host}{href}'
 
        print(f'Checking page {page}, card {idx} ({title})')
        
        card_req = requests.get(card_url)
        card_soup = BeautifulSoup(card_req.content, "html.parser")
        price = card_soup.select_one('div.card-body h4').text
        
        if price == '$24.99':
            print(f'\t{title} is {price}, url: {host}{href}')