docs: def _get_content(org, repo, branch, filepath):
      """Get all content from org/repo/branch/filepath at GitHub."""
      url = "https://github.com/{}/{}/raw/{}/{}".format(org, repo, branch, filepath)
      r = requests.get(url)
      if not r.ok:
          if r.status_code == 404:
              raise InvalidSlugError(_("Invalid slug. Did you mean to submit something else?"))
          else:
              raise Error(_("Could not connect to GitHub."))
      return r.content