Discordpy, praw, 阻塞
Discordpy, praw, blocking
所以我正在 python 上编写 discord 机器人,我想做一个后台任务来检查 subreddit 是否有新提交,如果有一定的天赋,post 它。但是当我试图启动我的机器人时,它之前工作得很好,它只是在等待一些东西而没有启动。我该怎么办?
async def reddit_task():
await bot.wait_until_ready()
start_time = time.time()
reddit = praw.Reddit(different keys)
subreddit = reddit.subreddit('certain subreddit')
for submission in subreddit.stream.submissions():
if submission.created_utc > start_time:
if submission.link_flair_text == 'certain flair':
em = discord.Embed(title=submission.title+'\n'+submission.shortlink)
if len(submission.preview) > 1:
em.set_image(url=submission.preview['images'][0]['source']['url'])
await bot.send_message(discord.Object(id='my channel id'), embed=em)
else:
pass
if __name__ == "__main__":
for extension in startup_extensions:
try:
bot.load_extension(extension)
except Exception as e:
exc = '{}: {}'.format(type(e).__name__, e)
print('Failed to load extension {}\n{}'.format(extension, exc))
bot.loop.create_task(reddit_task())
bot.run(config.bot_beta_token)
我 运行 也遇到了这个问题,因为 subreddit.stream.submissions()
阻塞了 for 循环。所以我通过使用无限循环和 subreddit.stream.submissions(pause_after=0)
解决了它,所以它 returns None
如果没有新帖子然后等待 60 秒再检查。
async def reddit_task():
await client.wait_until_ready()
start_time = time.time()
reddit = praw.Reddit("<client_stuff>")
subreddit = reddit.subreddit("<some_subreddit>")
submissions = subreddit.stream.submissions(pause_after=0)
while not client.is_closed:
submission = next(submissions)
if submission is None:
# Wait 60 seconds for a new submission
await asyncio.sleep(60)
elif submission.created_utc > start_time:
<do_stuff_with_submission>
所以我正在 python 上编写 discord 机器人,我想做一个后台任务来检查 subreddit 是否有新提交,如果有一定的天赋,post 它。但是当我试图启动我的机器人时,它之前工作得很好,它只是在等待一些东西而没有启动。我该怎么办?
async def reddit_task():
await bot.wait_until_ready()
start_time = time.time()
reddit = praw.Reddit(different keys)
subreddit = reddit.subreddit('certain subreddit')
for submission in subreddit.stream.submissions():
if submission.created_utc > start_time:
if submission.link_flair_text == 'certain flair':
em = discord.Embed(title=submission.title+'\n'+submission.shortlink)
if len(submission.preview) > 1:
em.set_image(url=submission.preview['images'][0]['source']['url'])
await bot.send_message(discord.Object(id='my channel id'), embed=em)
else:
pass
if __name__ == "__main__":
for extension in startup_extensions:
try:
bot.load_extension(extension)
except Exception as e:
exc = '{}: {}'.format(type(e).__name__, e)
print('Failed to load extension {}\n{}'.format(extension, exc))
bot.loop.create_task(reddit_task())
bot.run(config.bot_beta_token)
我 运行 也遇到了这个问题,因为 subreddit.stream.submissions()
阻塞了 for 循环。所以我通过使用无限循环和 subreddit.stream.submissions(pause_after=0)
解决了它,所以它 returns None
如果没有新帖子然后等待 60 秒再检查。
async def reddit_task():
await client.wait_until_ready()
start_time = time.time()
reddit = praw.Reddit("<client_stuff>")
subreddit = reddit.subreddit("<some_subreddit>")
submissions = subreddit.stream.submissions(pause_after=0)
while not client.is_closed:
submission = next(submissions)
if submission is None:
# Wait 60 seconds for a new submission
await asyncio.sleep(60)
elif submission.created_utc > start_time:
<do_stuff_with_submission>