challenge_tags.py 文件源码

def solve_time(user, challenge):
    try:
        solve_dt = challenge.get_solve_time(user)
        if solve_dt:
            return "You solved this challenge at %s" % date_format(solve_dt, 'SHORT_DATETIME_FORMAT', True)
        return ''
    except Solver.DoesNotExist:
        return ''