statistics.py 文件源码

def get_all_contest_participants_detail(contest: Contest, users=None, privilege=False):
    cache_template = PARTICIPANT_RANK_DETAIL_PRIVATE if privilege else PARTICIPANT_RANK_DETAIL
    timeout = 60 if privilege else FORTNIGHT
    contest_users = users if users else contest.participants_ids
    cache_names = list(map(lambda x: cache_template.format(contest=contest.pk, user=x), contest_users))
    cache_res = cache.get_many(cache_names)
    ans = dict()
    second_attempt = []
    for user in contest_users:
        cache_name = cache_template.format(contest=contest.pk, user=user)
        if cache_name not in cache_res.keys():
            second_attempt.append(user)
        else:
            ans[user] = cache_res[cache_name]
    if second_attempt:
        ans2 = recalculate_for_participants(contest, second_attempt, privilege)
        cache.set_many({cache_template.format(contest=contest.pk, user=user_id): val for user_id, val in ans2.items()},
                       timeout * uniform(0.8, 1))
        ans.update(ans2)
    return ans