Fetch Twitter following list

following.py

import requests, re, sys

url = "https://mobile.twitter.com/{}/following"
cursor = ""
usernames = []
first = True

if len(sys.argv) < 2:
    print("Usage: python followers.py <username>")
    quit(1)

while True:
    u = url.format(sys.argv[1])
    if not first:
        u += "?cursor={}".format(cursor)
    first = False
    
    req = requests.get(u)
    users = re.findall(r"@[^>]+>(.+)</s.+", req.text)
    usernames.extend(users)

    c = re.search(r"cursor=([0-9]+)", req.text)
    if c is not None:
        cursor = c.groups(0)[0]
        print(cursor)
    else:
        break

print(",".join(usernames))