python-twitterでハッシュタグ検索

#!/usr/bin/env python
# coding: utf-8

import twitter
import tw_key

CONSUMER_KEY = tw_key.twdict['cons_key']
CONSUMER_SECRET = tw_key.twdict['cons_sec']
ACCESS_TOKEN_KEY = tw_key.twdict['accto_key']
ACCESS_TOKEN_SECRET = tw_key.twdict['accto_sec']

api = twitter.Api(consumer_key=CONSUMER_KEY,
                  consumer_secret=CONSUMER_SECRET,
                  access_token_key=ACCESS_TOKEN_KEY,
                  access_token_secret=ACCESS_TOKEN_SECRET)
tweets = api.GetSearch(term="#imas")
for tweet in tweets:
    print(tweet.text)