code: def createAccount(self, short_name, author_name=None, author_url=None):
          
          r = self.make_method("createAccount", {
              "short_name": short_name,
              "author_name": author_name,
              "author_url": author_url
          })
          self.access_token = r['access_token']
          return r
docs: Creates Telegraph account
  
          :param short_name: Required. Account name, helps users with several accounts remember which they are currently using.
          Displayed to the user above the "Edit/Publish" button on Telegra.ph, other users don't see this name.
          :type short_name: str
  
          :param author_name: Optional. Default author name used when creating new articles.
          :type author_name: str
  
          :param author_url: Optional. Default profile link, opened when users click on the author's name below the title.
          Can be any link, not necessarily to a Telegram profile or channel.
          :type author_url: str
  
          :returns: Account object with the regular fields and an additional access_token field.