import requests
from bs4 import BeautifulSoup as bs
url = 'https://steamcommunity.com/market/listings/730/CS20%20Case' # Ссылка на кейс
r = requests.get(url).text # Запрос на получение html
print(r) # Вывод html
soup = bs(r,'html.parser')
search = soup.find('div', class_='market_commodity_order_summary')
print(search.text)