class TweetFilterTimelineDownloadable(TweetFilter):
def __init__(self, twython, download_path, minimum_tweet_threshold, logger=None):
self._crawler = RateLimitedTwitterEndpoint(twython, "statuses/user_timeline", logger)
self._download_path = download_path
self._minimum_tweet_threshold = minimum_tweet_threshold
self._twython = twython
TweetFilter.__init__(self, logger=logger)
def filter(self, json_tweet_string):
tweet = json.loads(json_tweet_string)
screen_name = tweet['user']['screen_name']
path_to_tweetfile = os.path.join(self._download_path, "%s.tweets" % screen_name)
# If file already exists for user, don't try to rescrape their timeline
if os.path.exists(path_to_tweetfile):
self._logger.info("Timeline file for '%s' already exists - will not rescrape" % screen_name)
if os.path.getsize(path_to_tweetfile) > 0:
return True
else:
return False
try:
self._logger.info("Retrieving Tweets for user '%s'" % screen_name)
tweets = self._crawler.get_data(screen_name=screen_name, count=200)
except TwythonError as e:
print "TwythonError: %s" % e
if e.error_code == 404:
self._logger.warn("HTTP 404 error - Most likely, Twitter user '%s' no longer exists" % screen_name)
open(path_to_tweetfile, "w").close() # Create empty file
return False
elif e.error_code == 401:
self._logger.warn("HTTP 401 error - Most likely, Twitter user '%s' no longer publicly accessible" % screen_name)
open(path_to_tweetfile, "w").close() # Create empty file
return False
else:
# Unhandled exception
raise e
else:
if len(tweets) < self._minimum_tweet_threshold:
self._logger.info("User '%s' has only %d Tweets, threshold is %d" % \
(screen_name, len(tweets), self._minimum_tweet_threshold))
open(path_to_tweetfile, "w").close() # Create empty file
return False
else:
save_tweets_to_json_file(tweets, path_to_tweetfile)
return True
def main():
# Make stdout output UTF-8, preventing "'ascii' codec can't encode" errors
sys.stdout = codecs.getwriter('utf8')(sys.stdout)
parser = argparse.ArgumentParser(description="")
parser.add_argument('screen_name_file')
args = parser.parse_args()
logger = get_console_info_logger()
ACCESS_TOKEN = Twython(consumer_key, consumer_secret,
oauth_version=2).obtain_access_token()
twython = Twython(consumer_key, access_token=ACCESS_TOKEN)
crawler = RateLimitedTwitterEndpoint(twython, "statuses/user_timeline",
logger)
screen_names = get_screen_names_from_file(args.screen_name_file)
for screen_name in screen_names:
tweet_filename = "%s.tweets" % screen_name
if os.path.exists(tweet_filename):
logger.info(
"File '%s' already exists - will not attempt to download Tweets for '%s'"
% (tweet_filename, screen_name))
else:
try:
logger.info("Retrieving Tweets for user '%s'" % screen_name)
tweets = crawler.get_data(screen_name=screen_name, count=200)
except TwythonError as e:
print "TwythonError: %s" % e
if e.error_code == 404:
logger.warn(
"HTTP 404 error - Most likely, Twitter user '%s' no longer exists"
% screen_name)
elif e.error_code == 401:
logger.warn(
"HTTP 401 error - Most likely, Twitter user '%s' no longer publicly accessible"
% screen_name)
else:
# Unhandled exception
raise e
else:
save_tweets_to_json_file(tweets, "%s.tweets" % screen_name)
def main():
# Make stdout output UTF-8, preventing "'ascii' codec can't encode" errors
sys.stdout = codecs.getwriter('utf8')(sys.stdout)
parser = argparse.ArgumentParser(description="")
parser.add_argument('screen_name_file')
args = parser.parse_args()
logger = get_console_info_logger()
ACCESS_TOKEN = Twython(consumer_key, consumer_secret, oauth_version=2).obtain_access_token()
twython = Twython(consumer_key, access_token=ACCESS_TOKEN)
crawler = RateLimitedTwitterEndpoint(twython, "statuses/user_timeline", logger)
screen_names = get_screen_names_from_file(args.screen_name_file)
for screen_name in screen_names:
tweet_filename = "%s.tweets" % screen_name
if os.path.exists(tweet_filename):
logger.info("File '%s' already exists - will not attempt to download Tweets for '%s'" % (tweet_filename, screen_name))
else:
try:
logger.info("Retrieving Tweets for user '%s'" % screen_name)
tweets = crawler.get_data(screen_name=screen_name, count=200)
except TwythonError as e:
print "TwythonError: %s" % e
if e.error_code == 404:
logger.warn("HTTP 404 error - Most likely, Twitter user '%s' no longer exists" % screen_name)
elif e.error_code == 401:
logger.warn("HTTP 401 error - Most likely, Twitter user '%s' no longer publicly accessible" % screen_name)
else:
# Unhandled exception
raise e
else:
save_tweets_to_json_file(tweets, "%s.tweets" % screen_name)
def main():
# Make stdout output UTF-8, preventing "'ascii' codec can't encode" errors
sys.stdout = codecs.getwriter('utf8')(sys.stdout)
# Parse and document command line options
parser = argparse.ArgumentParser(description="")
parser.add_argument('-sn', dest='screen_name_file', default="example_screen_names.txt",
help='A text file with one screen name per line.')
parser.add_argument('-t', dest='token_file', default=os.path.expanduser("~") + "/.trawler/default.yaml",
help='A configuration file with Twitter API access tokens. See example_token_file.yaml.')
parser.add_argument('-d', dest='depth', default=0,
help='Friend and follower depth. A value of 1 will gather all tweets for users \
in the file as well as all tweets from their friends and followers. Default is 0.')
args = parser.parse_args()
# Set up loggers and output directory
logger = get_console_info_logger()
output_directory = "data/" + datetime.datetime.now().isoformat() + "/"
try:
if not os.path.exists(output_directory):
os.makedirs(output_directory)
except:
print "Could not create directory:", directory
exit(0)
logger.info("Created directory: %s" % output_directory)
# Set up API access
tokens = yaml.safe_load(open(args.token_file))
ACCESS_TOKEN = Twython(tokens['consumer_key'], tokens['consumer_secret'], oauth_version=2).obtain_access_token()
twython = Twython(tokens['consumer_key'], access_token=ACCESS_TOKEN)
crawler = RateLimitedTwitterEndpoint(twython, "statuses/user_timeline", logger)
# Gather unique screen names
screen_names = get_screen_names_from_file(args.screen_name_file)
depth = int(args.depth) # todo, validate args.depth
unique_screen_names = []
if depth > 0: # don't initiate ff_finder unless we have to
ff_finder = FindFriendFollowers(twython, logger)
ff_screen_names = get_ff(screen_names, depth, ff_finder, logger)
unique_screen_names = set(ff_screen_names)
else:
unique_screen_names = set(screen_names) # assume the list has redundant names
save_screen_names_to_file(unique_screen_names, output_directory + 'screen_names')
# Gather tweets for each of the unique screen names
for screen_name in unique_screen_names:
tweet_filename = output_directory + screen_name + ".tweets"
if os.path.exists(tweet_filename):
logger.info("File '%s' already exists - will not attempt to download Tweets for '%s'" % (tweet_filename, screen_name))
else:
try:
logger.info("Retrieving Tweets for user " + screen_name + " writing to file " + tweet_filename)
tweets = crawler.get_data(screen_name=screen_name, count=200)
except TwythonError as e:
print "TwythonError: %s" % e
if e.error_code == 404:
logger.warn("HTTP 404 error - Most likely, Twitter user '%s' no longer exists" % screen_name)
elif e.error_code == 401:
logger.warn("HTTP 401 error - Most likely, Twitter user '%s' no longer publicly accessible" % screen_name)
else:
# Unhandled exception
raise e
else:
save_tweets_to_json_file(tweets, tweet_filename)