This is a Node.js script that uses the Twitter API to retrieve a list of users that the authenticated user is following, and then writes the data to a CSV file.

get_twitter_user_following_list.js

const Twitter = require('twitter');
const createCsvWriter = require('csv-writer').createObjectCsvWriter;
const fs = require('fs');

// set up Twitter API client
const client = new Twitter({
  // consumer_key: 'your_consumer_key',
  // consumer_secret: 'your_consumer_secret',
  // access_token_key: 'your_access_token_key',
  // access_token_secret: 'your_access_token_secret'
});
// set up CSV writer
const csvWriter = createCsvWriter({
  path: 'following.csv',
  header: [
    {id: 'name', title: 'Name'},
    {id: 'screen_name', title: 'Screen Name'},
    {id: 'description', title: 'Description'},
    {id: 'location', title: 'Location'},
    {id: 'url', title: 'URL'},
    {id: 'followers_count', title: 'Followers'},
    {id: 'friends_count', title: 'Following'},
    {id: 'created_at', title: 'Joined'},
    {id: 'verified', title: 'Verified'}
  ]
});

// get following list and write to CSV
let cursor = -1; // initialize cursor to first page
let followingData = [];

function getFollowing() {
  client.get('friends/list', { count: 200, cursor: cursor }, function(error, following, response) {
    if (error) throw error;
    followingData = followingData.concat(following.users.map(user => ({
      name: user.name,
      screen_name: user.screen_name,
      description: user.description,
      location: user.location,
      url: user.url,
      followers_count: user.followers_count,
      friends_count: user.friends_count,
      created_at: user.created_at,
      verified: user.verified
    })));
    // check if there are more pages to retrieve
    if (following.next_cursor_str != '0') {
      cursor = following.next_cursor_str;
      getFollowing();
    } else {
      // write following data to CSV
      csvWriter.writeRecords(followingData)
        .then(() => console.log('Following list downloaded as following.csv'))
        .catch(error => console.error(error));
    }
  });
}

getFollowing();