책에 나오대로 아래 처럼하면 import pandas as pd from urllib.request import urlopen from bs4 import BeautifulSoup from matplotlib import pyplot as plt url = 'https://finance.naver.com/item/sise_day.nhn?code=068270&page=1' with urlopen(url) as doc: html = BeautifulSoup(doc, 'lxml') pgrr = html.find('td', class_='pgRR') s = str(pgrr.a['href']).split('=') last_page = s[-1] 이렇게 나온다. 'NoneType' object has no attr..