CTF Programming Problem

Solution.py

#!/usr/bin/python3

# to make this work you must run "sudo pip3 install BeautifulSoup4"

import requests, base64
from bs4 import BeautifulSoup

s = requests.session()
url =  "http://127.0.0.1/index.php"

page = s.get(url)
#print(page.text)

content = BeautifulSoup(page.text, 'html.parser').findAll("p", {"class":"data"})
challenge_text = content[0].text

# print(challenge_text)

challenge_text = challenge_text.strip().encode('ascii')
encoded_text = base64.b64encode(challenge_text)

# print(encoded_text)

answer = url + "?answer=" + str(encoded_text, 'utf-8')

page = s.get(answer)
print(page.text)