<meta name="description" content="左側ほしい右側"/>
「ほしい」だけ抽出したい。
import re
import requests
from bs4 import BeautifulSoup
html = requests.get(url)
soup = BeautifulSoup(html.text, "html.parser")
content = soup.find("meta", attrs={"name": "description"}).get("content")
result = re.search("左側(.+)右側", content).group(1)