Scrap the game list JSON from Steam profile page.

list-games.py

#!/usr/bin/env python3

import sys, os
import json
import time

from tqdm import tqdm
import requests
import lxml.html

with open("games.json", 'r') as f:
    GamesRaw = json.load(f)

Cookies = {"birthtime": "502272001"}

for Game in tqdm(GamesRaw):
    # print('.', file=sys.stderr, end='', flush=True)
    URI = "https://store.steampowered.com/app/" + str(Game["appid"])
    Res = requests.get(URI, cookies=Cookies)
    if Res.status_code != 200:
        while Res.status_code == 500:
            time.sleep(1)
            Res = requests.get(URI, cookies=Cookies)
        else:
            Res.raise_for_status()

    Root = lxml.html.fromstring(Res.text)
    Containers = Root.xpath('//div[@id="game_highlights"]/div/div[@class="glance_ctn"]')
    if len(Containers) == 0:
        # The game might not exist anymore. Example: Test Drive unlimited 2 (9930).
        print("-", Game["name"])
    elif Containers[0].xpath('div[@class="glance_details"]'):
        pass
    else:
        print("- [{}]({})".format(Game["name"], URI))