docs: def read_json(directory, data_files='data/js/tweets/*.js'):
      '''
      Scrape a twitter archive file.
      Inspiration from https://github.com/mshea/Parse-Twitter-Archive
      '''
      files = path.join(directory, data_files)
  
      for fname in iglob(files):
          with open(fname, 'r') as f:
              # Twitter's JSON first line is bogus
              data = f.readlines()[1:]
              data = "".join(data)
              tweetlist = json.loads(data)
  
          for tweet in tweetlist:
              yield tweet