import re

def parser(url:str):
    try:
        res=requests.get(url=url)
        soup=BS(res.text,"html.parser")
        products=soup.findAll("div",{"class":"item_block"})
        for product in products:
          name=product.find("div",{"class":"item-title"}).text
          price=product.find("span",{"class":"price_value"}).text
          brand=product.find("div", {"class":"article_block"}).text
          la=re.sub(r'\s+', '', brand, flags=re.UNICODE).replace("Артикул:","")
          name1=re.sub(r'\s+', '', name, flags=re.UNICODE)
          arro=(re.sub(r'\s+', '', price, flags=re.UNICODE)+"rub")
          beign=[name,arro,la]

          print(f"{name1}{arro}{la}")
          f = open("text.txt", "a", encoding="utf-8")
          f.write("".join(beign))
          f.close
    except AttributeError:
     print("none")

a=int(input("введите число(от)"))
b=int(input("введите число(до)"))
for z in range(a,b):
 parser(f"https://beorganic.ru/catalog/kosmetika/?PAGEN_1={z}")