在纯文本句子中识别twitter句柄

import re
import datetime
import tweepy

api_keys = tweepy.API_keys()
api_key = api_keys['API_key']
api_secret_key = api_keys['API_secret_key']
access_token = api_keys['access_token']
access_token_secret = api_keys['access_token_secret']

user = tweepy.Cursor(api.users_show_time_zone, id=123456789)
tweets = []
for tweet in user:
    tweets.append(tweet)

filtered_tweets = [tweet for tweet in tweets if re.search(r'^\w+', tweet.text)]

tweet_attachments = tweepy.Cursor(api.tweets_attachments, id=123456789, tweet_mode='extended')
tweet_attachments = tweet_attachments.items(tweet_attachments_count)

search_results = tweepy.Cursor(api.search_tweets, q='text:example', lang='zh-cn', tweet_mode='extended').items(tweet_attachments_count)

for search_result in search_results:
    for tweet in search_result:
        filename = tweet.id
        with open(filename, 'wb') as f:
            f.write(tweet.media