Utility to export who you follow/follows you on Twitter.

export_friends.py

#!/usr/bin/env python
'''
    export_friends
    ==============

    Export friend information from Twitter. Note that
    the API JSON document should look like:

        {
            "consumer_key": "...",
            "consumer_secret": "...",
            "access_token": "...",
            "access_token_secret": "..."
        }

    Sample Usage:
        ./export_friends.py \
            --friends \
            --api api.json \
            --user kardonice \
            --output kardonice.csv \
            --verbose

    Requirements:
        Python 3.5+
        tweepy==3.10.0
'''

__version__ = '0.0.0-dev'
__author__ = 'Alex Huszagh <ahuszagh@gmail.com>'
__license__ = 'Unlicense (Public Domain)'

import argparse
import csv
import json
import tweepy


def print_verbose(message, verbose=True):
    if verbose:
        print(message)


def generate_api(path):
    api_data = json.load(open(path))
    consumer_key = api_data['consumer_key']
    consumer_secret = api_data['consumer_secret']
    access_token = api_data['access_token']
    access_token_secret = api_data['access_token_secret']
    auth = tweepy.OAuthHandler(consumer_key, consumer_secret)
    auth.set_access_token(access_token, access_token_secret)

    return tweepy.API(
        auth,
        timeout=5,
        wait_on_rate_limit=True,
        wait_on_rate_limit_notify=True,
        compression=True
    )


def get_user(api, screen_name):
    return api.lookup_users(screen_names=[screen_name])[0]


def get_followers(api, user, next_cursor=-1, verbose=True):
    cursor = tweepy.Cursor(
        api.followers,
        user_id=user.id,
        screen_name=None,
        cursor=next_cursor,
    )
    for page in cursor.pages():
        print_verbose(f'Current cursor at {cursor.iterator.next_cursor}', verbose)
        yield from page


def get_friends(api, user, next_cursor=-1, verbose=True):
    cursor = tweepy.Cursor(
        api.friends,
        user_id=user.id,
        screen_name=None,
        cursor=next_cursor,
    )
    for page in cursor.pages():
        print_verbose(f'Current cursor at {cursor.iterator.next_cursor}', verbose)
        yield from page


def write_users(path, iterable, verbose=True):
    with open(path, 'w', newline='') as file:
        writer = csv.DictWriter(file, fieldnames=csv_fields, dialect='excel-tab')
        writer.writeheader()
        for index, item in enumerate(iterable):
            print_verbose(f'Writing user {item.screen_name}', verbose)
            data = {k: item._json.get(k) for k in csv_fields}
            writer.writerow(data)
            if index % 50 == 0:
                file.flush()


csv_fields = [
    'id_str',
    'name',
    'screen_name',
    'location',
    'profile_location',
    'description',
    'url',
    'protected',
    'followers_count',
    'friends_count',
    'created_at',
    'utc_offset',
    'time_zone',
    'geo_enabled',
    'verified',
    'statuses_count',
    'lang',
    'contributors_enabled',
    'is_translator',
    'is_translation_enabled',
    'profile_image_url_https',
    'profile_banner_url',
    'has_extended_profile',
    'default_profile',
    'default_profile_image',
    'following',
    'follow_request_sent',
    'notifications',
    'suspended',
    'needs_phone_verification',
]


def main():
    parser = argparse.ArgumentParser()
    action_group = parser.add_mutually_exclusive_group(required=True)
    action_group.add_argument(
        '--friends',
        help='Get list of all friends (accounts you follow)',
        action='store_true',
    )
    action_group.add_argument(
        '--followers',
        help='Get list of all followers (accounts that follow you)',
        action='store_true',
    )
    parser.add_argument(
        '-a',
        '--api',
        help='JSON document with the API credentials.',
        default='api.json',
    )
    parser.add_argument(
        '-u',
        '--user',
        help='Screen name of user to get friends of.',
        required=True,
    )
    parser.add_argument(
        '-o',
        '--output',
        help='Output CSV file name.',
    )
    parser.add_argument(
        '-V',
        '--version',
        action='version',
        version=f'%(prog)s {__version__}'
    )
    parser.add_argument(
        '-v',
        '--verbose',
        action='store_true',
    )
    args = parser.parse_args()
    if args.output:
        output = args.output
    elif args.friends:
        output = f'{args.user}_friends.csv'
    else:
        output = f'{args.user}_following.csv'

    api = generate_api(args.api)
    user = get_user(api, args.user)
    if args.friends:
        iterable = get_friends(api, user, verbose=args.verbose)
    else:
        iterable = get_followers(api, user, verbose=args.verbose)
    write_users(output, iterable, verbose=args.verbose)


if __name__ == '__main__':
    main()