saving_tweets.py

from twython import TwythonStreamer

class TweetStreamer(TwythonStreamer):
    tweets = []
    
    def on_success(self, data):
        if 'text' in data:
            tweet = data['text'].encode('utf-8')
            tweets.append(tweet)
            print tweet

    def on_error(self, status_code, data):
        print status_code
        self.disconnect()
        
if __name__ == '__main__':
    # replace these with the details from your Twitter Application
    consumer_key = ''
    consumer_secret = ''
    access_token = ''
    access_token_secret = ''

    streamer = TweetStreamer(consumer_key, consumer_secret,
                         access_token, access_token_secret)

    streamer.statuses.filter(track = 'python')