Running giveaway campaigns on twitter

get-winners.py

from glob import glob
from random import shuffle

import requests

coupon_codes = [
    'mlbookcamp-1',
    'mlbookcamp-2',
    'mlbookcamp-3',
    'mlbookcamp-4',
    'mlbookcamp-5',
    'mlbookcamp-6',
    'mlbookcamp-7',
    'mlbookcamp-8',
]

top = len(coupon_codes)


tweet_id = '1235296848627273735'
handle = 'Al_Grigor'

key = 'KEY'
secret = 'SECRET'

auth_url = "https://api.twitter.com/oauth2/token"
data = {'grant_type': 'client_credentials'}
auth_resp = requests.post(auth_url, auth=(key, secret), data=data)
token = auth_resp.json()['access_token']

headers = {'Authorization': 'Bearer %s' % token}

# get followers

all_followers = set()

next_cursor = -1

while next_cursor != 0:
    followers_url = 'https://api.twitter.com/1.1/followers/ids.json?cursor=%s&' + \
                'screen_name=%s&count=5000'
    followers_url = followers_url % (next_cursor, handle)

    followers_resp = requests.get(followers_url, headers=headers).json()
    followers_list = followers_resp['ids']

    all_followers.update(followers_list)
    print('num_followers', len(all_followers))
    
    next_cursor = followers_resp['next_cursor']
    print('next_cursor =', next_cursor)


# get retweeters
  
retweeter_files = sorted(glob('./results/retweeters-ids-%s-*.txt' % tweet_id))
  
all_retweeters = {}

for f in retweeter_files:
    with open(f, 'r') as f_in:
        
        for line in f_in:
            screen_name, user_id = line.strip().split(',')
            user_id = int(user_id)
            all_retweeters[user_id] = screen_name

        print('num_retweeters', len(all_retweeters))


# selecting winners
valid = list(all_retweeters.keys() & all_followers)
shuffle(valid)

winners_ids = valid[:top]
winners = [all_retweeters[i] for i in winners_ids]

print('winners:')
for i in winners:
    print('@%s' % i)

    
template = """
Hi @{name},

Thank you for participating in the giveaway of my book.
Here's the code that you can use to get your free copy of the book: {code}.

To get it
1) go to http://bit.ly/mlbookcamp
2) choose the ebook option
3) enter the code on the checkout

I hope you find it useful!
Please get in touch if you have any questions.

Alexey
""".strip()

print('messages:')


for n, c in zip(winners, coupon_codes):
    message = template.format(name=n, code=c)

    print()
    print(message)
    print()
    print()

retweeters-script.py

# /home/agrigorev/anaconda3/bin/python /home/agrigorev/notebooks/twitter/retweeters-script.py
import requests
from time import time

import os
dir_path = os.path.dirname(os.path.realpath(__file__))
print('running from', dir_path)

tweet_id = '1235296848627273735'
key = 'KEY'
secret = 'SECRET'
ts = int(time())

auth_url = "https://api.twitter.com/oauth2/token"
data = {'grant_type': 'client_credentials'}
auth_resp = requests.post(auth_url, auth=(key, secret), data=data)
token = auth_resp.json()['access_token']


url = 'https://api.twitter.com/1.1/statuses/retweets/%s.json?count=100' % tweet_id
headers = {'Authorization': 'Bearer %s' % token}
retweets_resp = requests.get(url, headers=headers)

retweets = retweets_resp.json()

retweeters = [(r['user']['screen_name'], r['user']['id']) for r in retweets]

with open('%s/results/retweeters-ids-%s-%s.txt' % (dir_path, tweet_id, ts), 'w') as f_out:
    for r, i in retweeters:
        f_out.write('%s,%s\n' % (r, i))

print('done')

# crontab -e
# 30 * * * * /home/agrigorev/anaconda3/bin/python /home/agrigorev/notebooks/twitter/retweeters-script.py

# verify it's running
# crontab -l