Get twitter users details

get_users.py

import twitter
# http://mike.verdone.ca/twitter/ and Russel, MTSW, second edition, 2013
import json, csv, time, sys

# == OAuth Authentication ==
# The consumer keys can be found on your application's Details
# page located at https://dev.twitter.com/apps (under "OAuth settings")
consumer_key=""
consumer_secret=""

# After the step above, you will be redirected to your app's page.
# Create an access token under the the "Your access token" section
access_token=""
access_token_secret=""

auth = twitter.oauth.OAuth(access_token, access_token_secret,consumer_key, consumer_secret)
twitter_api = twitter.Twitter(auth=auth)

# http://www.tutorialspoint.com/python/python_files_io.htm
outfile = open('users_data.csv', 'w')
csvwriter = csv.writer(outfile)

# if there is a value then encode as unicode, if not return the empty string (instead of null)
def clean(val):
	clean = ""
	if val:
		clean = val.encode('utf-8')	
	return clean

# read the tweets file from disk it should have a timestamp in position 0 and a user name in position 1
# NB: in universal newline mode as tweets can have newlines - see http://stackoverflow.com/questions/6726953/open-the-file-in-universal-newline-mode-using-csv-module-django
with open('tweetdata_one_day.csv', 'rU') as inputfile:
	processed_total = 0
	count = 0
	users = []
	tweetreader = csv.reader(inputfile)
	for row in tweetreader:
		print row[1]
		count += 1
		processed_total += 1
		users.append(row[1])
		if (count>99):
			print "Processed total = ",processed_total
			try:
				resp = twitter_api.users.lookup(screen_name=','.join(users))
				# print json.dumps(resp, indent=1)
				for user in resp:

					csvwriter.writerow([clean(user['screen_name']),user['created_at'],user['profile_image_url'],clean(user['location']),user['geo_enabled'],user['lang'], clean(user['time_zone'])])
					outfile.flush()

				time.sleep(16) # 180 requests per 15 minutes equals one each 15 seconds, add a second for good luck!
			except KeyboardInterrupt:
				sys.exit(0) # this allows the keyboard CTRL-C to work to break this loop
			except Exception as e:
				print "error :: ", e # all other errors should get printed here
				raise
			count = 0
			users = []

outfile.close()